Answer:
10.8239 approximately 10.82 (in 2 decimal places)
Step-by-step explanation:
the steps are shown in the picture attached :))
Answer:
Base X = 10.82
Step-by-step explanation:
Given,
Perpendicular = 59°
Base = x
Hypotenuse = 17
Recall the SOHCAHTOA
Use sincose's formulae
Sin = Opposite/Hypotenuse
Sin59° = x/17Solving for x,
17*sin59° = x10.82 = xx = 10.82Base = 10.82
Suppose you deposit 1000 in account paying 3% annual interest compounded continuously use a equals PERT to find a balance after 10 years
Answer:
$1349
Step-by-step explanation:
Given data
Principal= $1000
Rate= 3%
Time= 10years
Applying the formula
A=Pe^rt
where e is the mathematical constant approximated as 2.7183
substitute
A=1000*2.7183^0.03*10
A=1000*2.7183^0.3
A=1000*1.349
A=1349
Hence the final amount after 10 years is
$1349
#
f(x) = x
f(x) = 3
5
6
f(x)=3-x
f(x) = 1
Domain
3
0
x=2
2
f(x) = 2
Function Equation
f(x) = 5-x
f(x) = x is a simple linear function with a slope of 1, f(x) = 3 5 6 is a constant function, f(x) = 3-x is a linear function with a negative slope of -1, f(x) = 1 is a constant function, f(x) = 2 is a constant function
What is a constant function?A constant function is a mathematical function whose output value is the same for every input value
From the given parameters, f(x) = x is a simple linear function with a slope of 1, this implies that for every unit increase in x, the value of y increases by 1.
Also, f(x) = 3 5 6 is a constant function, where the value of y is always 3 5 6, regardless of the value of x.
In the same way, f(x) = 3-x is a linear function with a negative slope of -1, which means that for every unit increase in x, the value of y decreases by 1. The fourth function f(x) = 1 is a constant function, where the value of y is always 1, regardless of the value of x.
The domain of the fifth function is 3 0, which means that x can take any value between 3 and 0.
The sixth function f(x) = 2 is a constant function, where the value of y is always 2, regardless of the value of x.
Learn more about domain of a function on https://brainly.com/question/28599653
#SPJ1
Write the conditional statement that the venn diagram illustrates.
Ex bisects
Pls help ASAP due soon
Answer:
if it is a square, then it is a quadrilateral
Step-by-step explanation:
Let f(x) = 3x2 – 11x + 8 / (x + 5)(x - 1) Which of the following MUST be TRUE? (1) x = 1 is a vertical asymptote to the graph off. (II) y = 3 is a horizontal asymptote to the graph off. Select one: O a. (1) ONLY O b. (II) ONLY O c. None of them O d. Both of them
For, f(x) = 3x2 – 11x + 8 / (x + 5)(x - 1). (1) x = 1 is a vertical asymptote to the graph off. (II) y = 3 is a horizontal asymptote to the graph off. The correct answer is (II) ONLY.
To determine vertical asymptotes, we look for values of x that make the denominator of the fraction equal to zero. In this case, the denominator is (x + 5)(x - 1), which is equal to zero when x = -5 and x = 1. Therefore, x = -5 and x = 1 are vertical asymptotes of the graph of f(x).
To determine horizontal asymptotes, we look at the end behavior of the function as x approaches positive or negative infinity. In this case, the degree of the numerator (2) is less than the degree of the denominator (2), so we know that there is a horizontal asymptote at y = 0. We can confirm this by dividing the numerator by the denominator using long division or synthetic division. The result is:
f(x) = 3 - 26/(x + 5) + 9/(x - 1)
As x approaches infinity or negative infinity, the fractions with x in the denominator approach zero, leaving only 3 as the limit of the function. Therefore, y = 3 is a horizontal asymptote of the graph of f(x).
So the correct answer is (II) ONLY.
To know more about horizontal asymptotes, visit:
https://brainly.com/question/29140804
#SPJ11
The Land of Nod lies in the monsoon zone, and has just two seasons, Wet and Dry. The Wet season lasts for 1/3 of the year, and the Dry season for 2/3 of the year. During the Wet season, the probability that it is raining is 3/4; during the Dry season, the probability that it is raining is 1/6. (a) I visit the capital city, Oneirabad, on a random day of the year. What is the probability that it is raining when I arrive? (b) I visit Oneirabad on a random day, and it is raining when I arrive. Given this information, what is the probability that my visit is during the Wet season? (c) I visit Oneirabad on a random day, and it is raining when I arrive. Given this information, what is the probability that it will be raining when I return to Oneirabad in a year's time? (You may assume that in a year's time the season will be the same as today but, given the season, whether or not it is raining is independent of today's weather.)
Answer:
Step-by-step explanation:
(a) To find the probability that it is raining when you arrive in Oneirabad on a random day, we need to use the law of total probability.
Let A be the event that it is raining, and B be the event that it is the Wet season.
P(A) = P(A|B)P(B) + P(A|B')P(B')
Given that the Wet season lasts for 1/3 of the year, we have P(B) = 1/3. The probability that it is raining during the Wet season is 3/4, so P(A|B) = 3/4.
The Dry season lasts for 2/3 of the year, so P(B') = 2/3. The probability that it is raining during the Dry season is 1/6, so P(A|B') = 1/6.
Now we can calculate the probability that it is raining when you arrive:
P(A) = (3/4)(1/3) + (1/6)(2/3)
= 1/4 + 1/9
= 9/36 + 4/36
= 13/36
Therefore, the probability that it is raining when you arrive in Oneirabad on a random day is 13/36.
(b) Given that it is raining when you arrive, we can use Bayes' theorem to calculate the probability that your visit is during the Wet season.
Let C be the event that your visit is during the Wet season.
P(C|A) = (P(A|C)P(C)) / P(A)
We already know that P(A) = 13/36. The probability that it is raining during the Wet season is 3/4, so P(A|C) = 3/4. The Wet season lasts for 1/3 of the year, so P(C) = 1/3.
Now we can calculate the probability that your visit is during the Wet season:
P(C|A) = (3/4)(1/3) / (13/36)
= 1/4 / (13/36)
= 9/52
Therefore, given that it is raining when you arrive, the probability that your visit is during the Wet season is 9/52.
(c) Given that it is raining when you arrive, the probability that it will be raining when you return to Oneirabad in a year's time depends on the season. If you arrived during the Wet season, the probability of rain will be different from if you arrived during the Dry season.
Let D be the event that it is raining when you return.
If you arrived during the Wet season, the probability of rain when you return is the same as the probability of rain during the Wet season, which is 3/4.
If you arrived during the Dry season, the probability of rain when you return is the same as the probability of rain during the Dry season, which is 1/6.
Since the season you arrived in is independent of the weather when you return, we need to consider the probabilities based on the season you arrived.
Let C' be the event that your visit is during the Dry season.
P(D) = P(D|C)P(C) + P(D|C')P(C')
Since P(C) = 1/3 and P(C') = 2/3, we can calculate:
P(D) = (3/4)(1/3) + (1/6)(2/3)
= 1/4 + 1/9
= 9/36 + 4/36
= 13/36
Therefore, the probability that it will be raining when you return to Oneirabad in a year's time, given that it is raining when you arrive, is 13/36.
To know more about probability refer here:
https://brainly.com/question/32117953
#SPJ11
Your mother just inherited $500,000. If she invests the money in a well-diversified, low-cost mutual fund returning 10% per year, how many years will it take her investment to become worth $1,000,000?
It will take approximately 7.27 years for your mother's investment to become worth $1,000,000 when invested in a well-diversified, low-cost mutual fund returning 10% per year.
To determine the number of years it will take for your mother's investment to become worth $1,000,000, we can use the future value formula:
FV = PV * (1 + r)^n
Where:
FV = Future value ($1,000,000)
PV = Present value ($500,000)
r = Annual interest rate (10% or 0.10)
n = Number of years (unknown)
Substituting the given values into the formula:
$1,000,000 = $500,000 * (1 + 0.10)^n
Simplifying the equation:
2 = (1.10)^n
Taking the logarithm of both sides:
log(2) = log(1.10)^n
Using the logarithmic property:
log(2) = n * log(1.10)
Solving for n:
n = log(2) / log(1.10)
Using a calculator:
n ≈ 7.27
Therefore, it will take approximately 7.27 years for your mother's investment to become worth $1,000,000 when invested in a well-diversified, low-cost mutual fund returning 10% per year.
Learn more about interest here:
brainly.com/question/7571656
#SPJ11
Find all Nash equilibria for the following game: b. Hotelling model: Two ice-cream vendors decide where to set-up their stands on a linear beach that's broken into 100 segments. There are two customers per segment and each customer will go to the closest stand. Half will go to one and half will go to the other if they 're equal distance. The vendors make $1 profit per cone. Find all Nash equilibria for this Hotelling game. Clearly demonstrate that these equilibria must be the only ones. (I suggest you do this logically instead of writing out the entire 100×100 matrix.)
In the Hotelling model with two ice-cream vendors on a linear beach divided into 100 segments, there are two Nash equilibria: the "Corner Equilibria." These equilibria occur when each vendor sets up their stand at one of the extreme ends of the beach. These equilibria are unique and cannot be surpassed by any other configuration.
In the Hotelling model, the vendors aim to maximize their profits by attracting customers. Since customers go to the closest stand, each vendor wants to position themselves in a way that minimizes the distance to potential customers.
If one vendor sets up their stand at one end of the beach, the other vendor will position themselves at the opposite end to evenly split the customers. This creates a stable equilibrium as neither vendor can gain by moving closer to the other.
Any deviation from the corner equilibria would result in a longer distance for customers, making the deviating vendor less attractive. Therefore, the corner equilibria are the only stable outcomes in this game. Other configurations would lead to a disadvantage for the vendors and thus would not be sustainable Nash equilibria.
Learn more about linear here:
https://brainly.com/question/31510530
#SPJ11
use the _______ property to configure a linear gradient.
Use the CSS "background-image" property to configure a linear gradient.
The "background-image" property in CSS allows you to set an image or a gradient as the background of an element. When configuring a linear gradient, you can use the "linear-gradient()" function as the value for the "background-image" property. This function allows you to define the starting and ending points of the gradient, as well as the colors and stops along the gradient.
By specifying the desired colors, positions, and angles within the "linear-gradient()" function, you can create customized linear gradients to apply as backgrounds to elements on a web page, achieving visually appealing effects and smooth transitions.
Therefore, Use the CSS "background-image" property to configure a linear gradient.
Learn more about linear gradient here
https://brainly.com/question/14299587
#SPJ4
To configure a linear gradient in CSS, you can use the 'background-image' property with the 'linear-gradient()' function.
To configure a linear gradient in CSS, you can use the 'background-image' property along with the 'linear-gradient()' function. Here's an example:
In the above code, replace 'element' with the selector for the HTML element you want to apply the gradient to. 'direction' specifies the direction of the gradient, such as 'to right' or 'to bottom'. 'color1', 'color2', and so on represent the colors you want to use in the gradient. You can specify multiple colors to create a smooth transition between them.
For example, to create a horizontal gradient from red to blue, you can use the following code:
This will apply a linear gradient from red to blue horizontally on the selected element.
Learn more:About CSS here:
https://brainly.com/question/32535384
#SPJ11
Zachary purchased a computer for $1,200 on a payment plan. Four months after he purchased the computer, his balance was $780. Five months after he
purchased the computer, his balance was $675. What is an equation that models the balance y after x months?
The equation models the balance y after x months.
Answer:
y = 105x
Step-by-step explanation:
He loses $105 per month
Which graph has a rate of change of zero? On a coordinate plane, a vertical line is at x = 3. On a coordinate plane, a horizontal line is at y = 3. On a coordinate plane, a line with positive slope goes through (0, 0) and (1, 3). On a coordinate plane, a line with negative slope goes through (negative 1, 3) and (0, 0).
Answer:
horizontal line y = 3
Step-by-step explanation:
The slope of a line gives the measure of its rate of change.
The horizontal line with equation y = 3 is parallel to the x- axis and has a slope of zero.
Thus y = 3 has a rate of change of zero
Answer:
Horizontal line y = 3.
Step-by-step explanation:
Can anybody help me solve for surface area? The formula is the sum of the areas of the faces.
I will mark as brainliest ASAP!
Answer:
Surface area of the given prism = 63 square feet
Step-by-step explanation:
Surface area of the given triangular prism = Area of two triangular bases + Area of three vertical rectangles
Area of triangular bases = 2[\(\frac{1}{2}(\text{Base})(\text{Height})\)] (Since the bases of this prism are right triangles)
= 3 × 3
= 9 square ft
Area of one vertical rectangular face = (Length × Width)
= (3 × 6)
= 18 square feet
Area of all vertical sides = 3 × 18 = 54 square feet
Total surface area = 9 + 54 = 63 square feet
Please Solve the system by substitution.
3x = 6y + 21
6y + 21 - 2y = 3
4y + 21 = 3
4y = -18
y = - 4.5
x = - 2
( -2, -4.5 )
please give brainliest
how to send kred to a krew member
To send Kred to a Krew member, you can follow the steps provided by the Kred platform. These steps typically involve accessing your Kred account, selecting the desired recipient, specifying the amount of Kred to send, and confirming the transaction.
Sending Kred to a Krew member usually requires using the features and functionalities provided by the specific Kred platform or service. The process may vary depending on the platform, so it is recommended to refer to the official documentation or guidelines provided by the platform. Typically, you would need to log in to your Kred account, navigate to the appropriate section for sending Kred, select the intended recipient from the list of Krew members, enter the desired amount of Kred to send, review the transaction details, and confirm the transfer. The platform may also offer additional options or settings for customizing the transfer process.
Learn more about Kred Platform here: brainly.com/question/29548334
#SPJ11
draw the graph of linear equation 5y = 3x + 18 on a cartesian plane. From the graph check weather (-2,4) is the solution of the linear equation or not PLS URGENT ANSWER
Answer:
The point (-2, 4) is not a solution of the linear equation, 5·y = 3·x + 18
Please find attached the required graph of the linear equation 5·y = 3·x + 18 written in the form y = 3/5·x + 18/5
Step-by-step explanation:
The given equation is 5·y = 3·x + 18, from which we have;
y = 3/5·x + 18/5
To draw the graph, we generate for vales of y corresponding to values of x as follows;
x, y
-6, 0
-5, 0.6
-4, 1.2
-3, 1.8
-2, 2.4
-1, 3
0, 3.6
1, 4.2
2, 4.8
3, 5.4
4, 6
5, 6.6
6, 7.2
7, 7.8
8, 8.4
9, 9
10, 9.6
11, 10.2
12, 10.8
13, 11.4
14, 12
15, 12.6
16, 13.2
Therefore, when y = 0, x = -6, when x = 0, y = 3.6, when x = -2, y = 2.4, when y = 4, x = -2, x = 6
Therefore, the point (-2, 4) is not a solution of the linear equation, 5·y = 3·x + 18
Rewrite the equation by completing the square.
X^2+8x+12=0
Answer:
(x + 4)² - 4 = 0
Step-by-step explanation:
Given
x² + 8x + 12 = 0
To complete the square
add/ subtract ( half the coefficient of the x- term )² to x² + 8x
x² + 2(4)x + 16 - 16 + 12 = 0
(x + 4)² - 4 = 0
Find a number B such that the integral B So (2²+1-12²+1) de 3x converges. And then evaluate the integral using this B value. Problem 8. For each of the following sequence, find a reasonable formula for an that matches. the given terms: 1 1 1 1 1. {an}1 1 = { 3²5¹7²9² 5,...} 8-16 2. {an}{-3, 2, - 3'9' 27} 3. {an} {1, 0, -1, 0, 1, 0, -1,0,...} (Hint: Think about a trigonometric function.)
a) The integral converges to ∞.
b) 1) an = 1/(2n + 1) 2) an = \((-1)^{n+1}\) * \((3/2)^{n-1}\) 3) an = sin((n-1)π/2)
a) To find the value of B such that the integral of [(x/(\(x^{2}\) + 1)) - (B/(3x+1))] from 0 to infinity converges, we need to consider the behavior of the integrand as x approaches infinity.
As x approaches infinity, the term (x/(\(x^{2}\) + 1)) approaches 0 because the denominator grows faster than the numerator. Therefore, the behavior of the integrand is mainly determined by the term (B/(3x+1)).
For the integral to converge, the term (B/(3x+1)) must approach 0 as x approaches infinity. This happens when the value of B is 0.
So, B = 0.
Now, let's evaluate the integral using this B value:
∫[x/(\(x^{2}\) + 1)] - [0/(3x+1)] dx from 0 to infinity
∫[x/(\(x^{2}\) + 1)] dx from 0 to infinity
To evaluate this integral, we can use a substitution. Let u = \(x^{2}\) + 1, du = 2xdx.
The integral becomes:
(1/2) ∫(1/u) du from 1 to infinity
(1/2) [ln|u|] from 1 to infinity
(1/2) [ln|∞| - ln|1|]
(1/2) [∞ - 0]
The integral converges to ∞.
b) Let's find a reasonable formula for each of the given sequences:
1) {an} from n = 1 to infinity = {1/3, 1/5, 1/7, 1/9, .......}
The sequence represents the reciprocals of odd positive integers. A reasonable formula for this sequence is:
an = 1/(2n + 1)
2) {an} from n = 1 to infinity = {-3, 2, -4/3, 8/9, -16/27, ......}
The sequence alternates between a negative number and a positive number, with the absolute values following a geometric pattern. A reasonable formula for this sequence is:
an = \((-1)^{n+1}\) * \((3/2)^{n-1}\)
3) {an} from n = 1 to infinity = {1, 0, -1, 0, 1, 0, -1, 0, .....}
The sequence repeats the pattern of 1, 0, -1, 0. A reasonable formula for this sequence is:
an = sin((n-1)π/2)
Using a trigonometric function, we can represent the repeating pattern of 1, 0, -1, 0.
Correct Question :
a) Find a number B such that the integral of [(x/x^2 + 1) - (B/3x+1)] from 0 to infinity converges. And then evaluate the integral using this B value.
b) For each of the following sequence, find a reasonable formula for an that matches. the given terms:
1 ) {an} from n = 1 to infinity = { 1/3, 1/5, 1/7, 1/9, .......}
2) {an} from n = 1 to infinity = {-3, 2, -4/3, 8/9, -16/27, ......}
3) {an} from n = 1 to infinity = {1, 0, -1, 0, 1, 0, -1, 0, .....}
(Hint: Think about a trigonometric function.)
To learn more about integral here:
https://brainly.com/question/29558996
#SPJ4
What is the gradient of the straight line 2y - 4 = 16x + 1?
The equation of a straight line is
y = mx+C
The gradient of the straight line 2y - 4 = 16x + 1 is 8.
What is equation of line?
The standard form of equation of a line is ax + by + c = 0. Here a, b, are the coefficients, x, y are the variables, and c is the constant term. It is an equation of degree one, with variables x and y.
To find the gradient of the straight line 2y - 4 = 16x + 1, we first need to rearrange the equation into the standard form of y = mx + c:
2y - 4 = 16x + 1
2y = 16x + 5
y = 8x + 5/2
Now we can see that the gradient of the line is 8, which is the coefficient of x in the equation y = 8x + 5/2. Therefore, the gradient of the straight line 2y - 4 = 16x + 1 is 8.
Learn more about equation of line on:
https://brainly.com/question/12626026
#SPJ1
Find all x-intercepts of the function. Express your answer as a list of x-values.f(x)=4x^4-64
Answer:
\(x=\pm2\)
Step-by-step explanation:
\(f(x)=4x^4-64\)
\(0=4x^4-64\)
\(0=x^4-16\)
\(16=x^4\)
\(\pm2=x\)
Can someone please help me
Answer: y - 2 = 2(x - -3)
The slope is 2 is you find the intercept.
Step-by-step explanation:
:)
use the following contingency table
a b total
1 20 30 50
2 30 45 75
total 50 75 125
a.compute the expected frequency for each cell.
b. compare the observed and expected frequencies for each cell
c. Compute x^2stat. Is it significant at a=0.05?
(a) The expected frequency for each cell can be computed using the formula E_ij = (R_i * C_j) / n, where R_i is the sum of the i-th row, C_j is the sum of the j-th column, and n is the total sample size.
(b) The observed frequencies in the first row are lower than expected, while the observed frequencies in the second row are higher than expected.
(c) After Computing x²stat. Is it significant at a=0.05 is 16.25.
For (a) The expected frequency for each cell can be computed using the formula E_ij = (R_i * C_j) / n, where R_i is the sum of the i-th row, C_j is the sum of the j-th column, and n is the total sample size. Thus, we have:
E_11 = (50 * 20) / 125 = 8E_12 = (50 * 30) / 125 = 12E_21 = (75 * 20) / 125 = 12E_22 = (75 * 30) / 125 = 18For (b) To compare the observed and expected frequencies for each cell, we can compute the deviations and standardized residuals. The deviations are obtained by subtracting the expected frequency from the observed frequency in each cell, and the standardized residuals are obtained by dividing the deviations by the square root of the corresponding expected frequency. The results are shown in the table below:
a b
-12.65 1.51-7.21 0.71-8.09 0.97We can see that the observed frequencies in the first row are lower than expected, while the observed frequencies in the second row are higher than expected.
(c) The chi-squared statistic is computed using the formula
X² = Σ [(O_ij - E_ij)^2 / E_ij]
where the sum is taken over all cells. For this table, we have:
\(X^2 = [(20-8)^2/8] + [(30-12)^2/12] + [(30-12)^2/12] + [(45-18)^2/18]\) = 16.25Since the computed X² value of 16.25 is larger than the critical value of 3.84, we reject the null hypothesis of independence and conclude that there is a significant association between the two variables.
Learn more about the Contingency Table:
https://brainly.com/question/17121680
#SPJ4
In a recent election Corrine Brown received 13 comma 482 more votes than Bill Randall. If the total number of votes was 120 comma 306, find the number of votes for each candidate.
Corrine Brown received
how many votes?
Answer:
53,412 and 66,894
Step-by-step explanation:
In this question we have to assume the things
Let us assume
Bill randall be X
So, the Corrine Brown is X + 13,482 as the corrine brown received 13,482 more votes than the Bill Randall
And, the total number of votes is 120,306
Now the equation is
X + X + 13,482 = 120,306
2X + 13,482 = 120,306
2X = 106824
X = 53,412 i.e Bill randall
And, the corrine brown is
= 13,482 + 53,412
= 66,894
Let p be a nontrivial rotation with center P. Let v be any
vector. Show that Tp is a rotation. Find its center in terms of the
given information.
The composition of a nontrivial rotation, denoted as Tp, with any vector v results in another rotation. The center of this rotation can be determined using the information provided.
Let's consider a nontrivial rotation p with center P and an arbitrary vector v. The composition of p with v can be expressed as Tp(v), which represents the action of applying p to v. Since p is a rotation, it preserves distances and angles. Therefore, the composition Tp(v) is also a rotation, as it maintains the same properties.
To determine the center of the rotation Tp, we need to find a fixed point of Tp. In other words, we are looking for a point Q such that Tp(Q) = Q. Let's assume that such a point exists and denote it as Q.
Now, consider the action of Tp on the vector PQ. Since Tp(Q) = Q, we have Tp(PQ) = PQ. This implies that Tp(P) + Tp(Q) = PQ.
Since Tp(P) is the image of P under the rotation Tp and PQ is fixed under Tp, it follows that Tp(P) + PQ = PQ. Simplifying this equation, we get Tp(P) = 0, which means the image of the center P under the rotation Tp is the zero vector.
Hence, the center of the rotation Tp is the origin (0,0) in the coordinate system.
Learn more center of the rotation here:
https://brainly.com/question/30644564
#SPJ11
the square mil area for a 2 inch wide by 1/4 inch thick copper busbar = ? square mils.
The square mil area for a 2 inch wide by 1/4 inch thick copper busbar is 500 square mils.
How to find the square mil area of a copper busbar?To find the square mil area for a 2 inch wide by 1/4 inch thick copper busbar, we need to multiply the width and thickness of the busbar in mils.
1 inch = 1000 mils
So, the width of the busbar in mils = 2 inches x 1000 mils/inch = 2000 mils
And, the thickness of the busbar in mils = 1/4 inch x 1000 mils/inch = 250 mils
Therefore, the square mil area of the copper busbar = width x thickness = 2000 mils x 250 mils = 500,000 square mils.
Hence, the square mil area for a 2 inch wide by 1/4 inch thick copper busbar is 500,000 square mils.
Learn more about cross-sectional area
brainly.com/question/20532494
#SPJ11
HELLPP HURRY PLZZZZZZZ
Answer:
Answer
The answer is 130 because 130+70)180
ANSWER ASAP AND PLEASE BE CORRECT FOR BRAINLIST PLEASE HURRY IT'S DUUE IN 4 MORE HOURS AND I WILL FAIL PLEASE HELP ME !
Question 12
A recent conference had 750 people in attendance. In one exhibit room of 70 people, there were 18 teachers and 52 principals. What prediction can you make about the number of principals in attendance at the conference?
There were about 193 principals in attendance.
There were about 260 principals in attendance.
There were about 557 principals in attendance.
There were about 680 principals in attendance.
Question 13
A college cafeteria is looking for a new dessert to offer its 4,000 students. The table shows the preference of 225 students.
Ice Cream Candy Cake Pie Cookies
81 9 72 36 27
Which statement is the best prediction about the number of cookies the college will need?
The college will have about 480 students who prefer cookies.
The college will have about 640 students who prefer cookies.
The college will have about 1,280 students who prefer cookies.
The college will have about 1,440 students who prefer cookies.
Question 14
A random sample of 100 middle schoolers were asked about their favorite sport. The following data was collected from the students.
Sport Basketball Baseball Soccer Tennis
Number of Students 17 12 27 44
Which of the following graphs correctly displays the data?
histogram with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled basketball going to a value of 17, the second bar labeled baseball going to a value of 12, the third bar labeled soccer going to a value of 27, and the fourth bar labeled tennis going to a value of 44
histogram with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled baseball going to a value of 17, the second bar labeled basketball going to a value of 12, the third bar labeled tennis going to a value of 27, and the fourth bar labeled soccer going to a value of 44
bar graph with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled basketball going to a value of 17, the second bar labeled baseball going to a value of 12, the third bar labeled soccer going to a value of 27, and the fourth bar labeled tennis going to a value of 44
bar graph with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled baseball going to a value of 17, the second bar labeled basketball going to a value of 12, the third bar labeled tennis going to a value of 27, and the fourth bar labeled soccer going to a value of 44
Question 15
The line plots represent data collected on the travel times to school from two groups of 15 students.
A horizontal line starting at 0, with tick marks every two units up to 28. The line is labeled Minutes Traveled. There is one dot above 4, 6, 14, and 28. There are two dots above 10, 12, 18, and 22. There are three dots above 16. The graph is titled Bus 47 Travel Times.
A horizontal line starting at 0, with tick marks every two units up to 28. The line is labeled Minutes Traveled. There is one dot above 8, 9, 18, 20, and 22. There are two dots above 6, 10, 12, 14, and 16. The graph is titled Bus 18 Travel Times.
Compare the data and use the correct measure of center to determine which bus typically has the faster travel time. Round your answer to the nearest whole number, if necessary, and explain your answer.
Bus 18, with a median of 13
Bus 47, with a median of 16
Bus 18, with a mean of 13
Bus 47, with a mean of 16
12) There were about 557 principals in attendance. 13) Option A: The college will have about 480 students who prefer cookies. 14) Option C: bar graph, title favorite sport and the x axis labeled sport and the y axis.
What is proportion?The relationship between two quantities that are measured on the same scale and in the same units is known as a percentage. The relative size or magnitude of one thing in comparison to another is represented by proportions, which are frequently stated as ratios, fractions, or percentages. For instance, if there are 8 girls and 12 boys in a class, the girl-to-boy ratio is 8:12, or 2:3, which indicates that there are 3 guys for every 2 girls. Statistics, geometry, and physics are just a few of the mathematical and scientific disciplines that use proportions. Proportions are frequently used in statistics to describe the distribution of a population or a sample.
12) For the number of principals in conference we set up a proportionality with total people as follows:
We know that, 52 principals out of 70 people thus:
52/70 = x/750
Now,
x = (52/70) * 750
x = 557.14
Hence, we can predict that there were about 557 principals in attendance at the conference.
13) Given that, out of 225 students 27 prefer cookies thus,
27/225 = 0.12
That is 12% students like cookies.
Now, for the total number of students we have:
0.12 * 4000 = 480
Thus, option A: The college will have about 480 students who prefer cookies.
14) For the collected data the best representation is option C: bar graph with the title favorite sport and the x axis labeled sport and the y axis labeled number of students, with the first bar labeled basketball going to a value of 17, the second bar labeled baseball going to a value of 12, the third bar labeled soccer going to a value of 27, and the fourth bar labeled tennis going to a value of 44.
15) For the given description of the line plot the median is:
For Bus 47 = 16
For Bus 18 = 13
The faster bus is Bus 47, with a median of 16.
Learn more about median here:
https://brainly.com/question/28060453
#SPJ1
Find the coordinates of the missing if endpoint
if B is the midpoint of AC.
Given Endpoint: C(9,2)
Midpoint: B(6,4)
O A(7.5, 3)
O A(3,6)
O A(1.5, 1)
O A(12, 0)
Answer:
B. A(3, 6)Step-by-step explanation:
If B is the midpoint of AC, where the coordinate of the midpoint B is (6, 4) and endpoint C is (9,2). To get the other coordinates A, we will use the midpoint formula;
B(X,Y) = (x₁+x₂/2, y₁+y₂/2)
From the formula;
X = x₁+x₂/2 and Y = y₁+y₂/2
From the coordinaes given X = 6, Y = 4, x₂ = 9 and y₂ = 2
To get x₁:
From X = x₁+x₂/2
6 = x₁+9/2
cross multiply
12 = x₁+9
x₁ = 12-9
x₁ = 3
Similarly for y₁;
Y = y₁+y₂/2
4 = y₁+2/2
cross multiply
8 = y₁+2
y₁ = 8-2
y₁ = 6
Hence the coordinates of the missing endpoint A(x₁,y₁) is (3, 6)
You have a column containing runner times for a recent race. what function could you use to find the second-place finisher (the runner with the second-lowest time)
The runner with the second-lowest time is the second-place finisher in the race.
To find the second-place finisher, we can use the SMALL function. The SMALL function takes two arguments: an array of values and an integer which represents the nth smallest value to extract from the array. In this case, we will use the array of runner times and the integer 2.
The syntax for the SMALL function is as follows:
=SMALL(array,2)
For example, if the array of runner times is {32, 22, 56, 11 }, the calculation would look like:
=SMALL({32, 22, 56, 11}, 2).
The result of this calculation is 22, which is the second-lowest time in the array. Therefore, the runner with the second-lowest time is the second-place finisher in the race.
Learn more about array here:
https://brainly.com/question/5188990
#SPJ4
please help me find this answer
PLEASE IM BEGGING
Answer: The length of the side is 14 inches
Step-by-step explanation: Using the formula V=(b^2xh):3
Input the numbers we are given: 196=(b^2x3):3 now calculate 196=(14^2x3):3 side b=14 inches
Simplify the ratio. 13−42−(−1) =
Answer:
-28
Step-by-step explanation:
5. Gina performed an experiment by rolling small steel balls of different masses down a
ramp and recording the distance that each ball rolled.
Gina wants to draw a line of best fit to represent the data. Through which two points
should she draw the line?
Answer:
the answer is h and L
Step-by-step explanation: