We have Interest formula as:
\(I=P\times R\times T\)Where: P = 2650
R = 5.11% = 0.0511
T = 30
So:
\(I=2650\times0.0511\times\frac{30}{12}=338.5\)Answer: $338.5
Yesterday, the temperature in a city dropped from 9°C to –9°C, as shown below.
The expression 9 + (–18) represents the final temperature. Which of the following is an equivalent way to describe this temperature?
|–18| degrees in a negative direction from 9 degrees
|–18| degrees in a positive direction from 9 degrees
|–9| degrees in a negative direction from 9 degrees
|–9| degrees in a positive direction from 9 degrees
Answer:
b
Step-by-step explanation:
absoulute value is never negative.
how to determine standard deviation of discrete random variables when given standard deviation and mena
To calculate the standard deviation of discrete random variables when given standard deviation and mean, we can follow the mentioned procedure.
Determine the mean, or expected value, by adding the products of each result and its probability:
μ = n ∑ i = 1
x 1p1 + x2p2 + xnpn = x I p I
Step 2: Using the formula
σ^2=n∑i=1,
calculate the variance for the random variable.
p I ( x I − μ ) 2 .
Step 3: Take the square root of the variance to calculate the standard deviation.
A discrete random variable is one that can have just a finite number of or countably infinitely many different values. However, this does not mean that the sample space can only have a finite number of outcomes.
A random variable is one that can have several values, each of which has a certain probability of occuring. The random variable is discrete when there are a finite (or countable) number of such values.
Random variables are distinct from "regular" variables, which have a fixed (but frequently unknown) value.
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3 1/3(2 1/5x-4 2/3) - 5 5/6=0, solve please
Based on the task content given; the solution to the equation for x 3 1/2(2 1/5x - 4 2/3) - 5 5/6 = 0 is 2 203/231
Simplification3 1/2(2 1/5x - 4 2/3) - 5 5/6 = 0
open parenthesis(3 1/2 × 2 1/5x) - (3 1/2 × 4 2/3) - 5 5/6 = 0
(7/2 × 11/5x) - (7/2 × 14/3) - 35/6 = 0
77/10x - 98/6 - 35/6 = 0
77/10x = 98/6 + 35/6
77/10x = 98+35 / 6
77/10x = 133/6
x = 133/6 ÷ 77/10
= 133/6 × 10/77
= 1330/462
x = 2 406/462
= 2 203/231
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3 .912+s=5.313 evaluate
Answer:
s= 1.401
Step-by-step explanation:
subtract 5.313 from 3.912 :D
The evaluation of the equation 3 .912+s=5.313 yields; s = 1.401
Evaluation of one variable equationAccording to the questions;
We are required to evaluate the equation; 3 .912+s=5.313Hence, we must subtract 3.912 from both sides of the equation as follows;
3 .912+s -3.912 = 5.313 - 3.912.s = 1.401
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Arătati ca numărul ab1 + a1b + 1ab
Answer:
a plus b equals 9923
Step-by-step explanation:
Use the following function rule to find f(48).
f(x) = 12 + x/4
Answer:
See image
depending on what is in the numerator of your question:
24 OR 15 SEE IMAGE!
Step-by-step explanation:
f(48) just means to use 48 in place of x in your work.
f(x) = 12 + x/4
f(48) = 12 + 48/4
Hopefully, your text/worksheet/screen is clear on which problem you are doing.
Help me with this math problem
The required probabilities are as follows:
a) P(X=5) = 0.123
b) P(X6) = P(X=6+X=7+X=8+X=9+X=10)
c) P(X4)=P(X=0), P(X=1), P(X=2), and P(X=3)
Using a binomial random variable, the following is modeled:
There are always ten (10) persons that are being questioned.
From trial to trial, the likelihood of success (i.e., very little faith in newspapers) remains consistent (p=0.68).
The trials are impartial (a reasonable assumption, since the response of 1 of the people should not affect the response of any other)
There are just two possible results for each trial: low faith in newspapers or not.
X counts how many of the 10 trials were successful.
P(X=k) = is the probability mass function for the binomial random variable.
= \(^nC_k\times(p^k)\times(1-p)^{n-k}\)
a) P(X=5) =\(^{10}C_5\times(0.68)^5\times(0.32)^5\)≈ 0.123
b) P(X6) = P(X=6+X=7+X=8+X=9+X=10)
These may all be calculated individually, then summed together.
c) P(X4)=P(X=0), P(X=1), P(X=2), and P(X=3)
the same concept as in (b) above.
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The graph shows the number of soda bottles a machine can make over time use the two points shown to find the number of soda bottles the machine can make per minute
The number of soda bottles the machine can make per minute is 25
Calculating he number of soda bottles the machine can make per minute.From the question, we have the following parameters that can be used in our computation:
The linear relation
Where we have the points
(2, 50) (6, 150)
A linear equation is represented as
y = mx + c
Where
c = y when x = 0
m = unit rate i.e the required slope
So, we have
2m + c = 50
6m + c = 150
Next, we have
4m = 100
Evaluate
m = 25
So, we have
2 * 25 + c = 50
Evaluate
c 0
So, we have
y = 25x
Hence, the equation of the line in fully simplified slope-intercept form is y = 25x
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John has 66 socks, all in pairs. He has 1 more pair of white socks than black socks. How many individual socks of each color does he have?
Answer:
Black socks 35
White socks 31
Step-by-step explanation:
How many solutions does this system have? no solutions one unique solution O O two solutions O or an infinite number of solutions
Answer:
no solutions
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
equation of blue line is y = x + 2 , in slope- intercept form
with slope m = 1
equation of red line is y = x - 3 , in slope- intercept form
with slope m = 1
• Parallel lines have equal slopes
then the blue and red lines are parallel.
the solution to the system is at the point of intersection of the 2 lines
since the lines are parallel then they do not intersect each other.
thus the system shown has no solution.
5/100 in simplest form
Answer:1/20
Step-by-step explanation:
trust
Answer:
1/20
Step-by-step explanation:
5 divided by 100 is =20
5divided by 5 is =1
=1/20
completa con las razones trigonométricas de cada triángulo rectángulo dado y encuentra el lado faltante aplicando el teorema de Pitágoras
primero vamos a calcular el lado faltante usando el teorema de pitagoras para poder obtener el lado faltante a
\(a=\sqrt[]{hipotenusa^2-cateto^2}\)\(a=\sqrt[]{100^2-85^2}=52.68\)
a=52.68 m
teniendo el lado faltante podemos calcular las razones trigonometricas
\(\sin (55)=\frac{85}{100}=0.85\)\(\cos (55)=\frac{52.68}{100}=0.52\)\(\tan (55)=\frac{85}{52.68}=1.61\)\(\csc (55)=\frac{100}{85}=1.17\)\(\sec (55)=\frac{100}{52.68}=1.89\)\(\cot (55)=\frac{52.68}{85}=0.61\)
State the domain and range of the following function: {(4.7). (0,3).(2,3),(1,6),(3,-2),(-1.7)}
Answer:
Below
Step-by-step explanation:
Domain is the 'x' values a function can have = {-1,0,1,2,3,4}
Range is the possible 'y' values = {-2,3,6,7}
help me answer this please
Answer:
3,952 ft
Step-by-step explanation:
Use the sine function since you need to find the hypotenuse but know the opposite side of the angle, since sine is equal to opposite/hypotenuse.
sin8°=\(\frac{550}{c}\)
csin8°=550
c=550/sin8°
c= 3,952
Find the unit rate (constant of proportionality) of the distance traveled.
Number of hours
0.25 1.5 2.5 3
Distance traveled (km) 3 18 30 36
Answer:
12.
Step-by-step explanation:
if to re-write the given condition, then
\(\frac{3}{0.25} =\frac{18}{1.5} =\frac{30}{2.5} =\frac{36}{3} ;\)
it is clear, the required constant is 12 (12 per hour).
The rates of on-time flights for commercial jets are continuously tracked by the U.S. Department of Transportation. Recently, Southwest Air had the best rate with 80 % of its flights arriving on time. A test is conducted by randomly selecting 15 Southwest flights and observing whether they arrive on time. (a) Find the probability that exactly 10 flights arrive on time.
Probability that exactly 10 flights arrive on time is 53.33%.
Given that,
The rates of on-time flights for commercial jets are continuously tracked by the U.S. Department of Transportation.
Recently, Southwest Air had the best rate with 80% of its flights arriving on time.
Total number flights in sample = 15
Probability that exactly 10 flights arrive on time is,
P = 10/15 × 80%
= 0.5333
= 53.33%
Hence the required probability is 53.33%.
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one card is drawn from a pack of 52cards each of the 52 cards being equally likely to be drawn. what is the probability that the card drawn is a king?
The probability of drawing a king from a standard deck of 52 cards is 1/13.
In a standard deck of 52 playing cards, there are four kings: the king of hearts, the king of diamonds, the king of clubs, and the king of spades.
To find the probability of drawing a king, we need to determine the ratio of favorable outcomes (drawing a king) to the total number of possible outcomes (drawing any card from the deck).
The total number of possible outcomes is 52 because there are 52 cards in the deck.
The favorable outcomes, in this case, are the four kings.
Therefore, the probability of drawing a king is given by:
Probability = (Number of favorable outcomes) / (Number of possible outcomes)
= 4 / 52
= 1 / 13
Thus, the probability of drawing a king from a standard deck of 52 cards is 1/13.
This means that out of every 13 cards drawn, on average, one of them will be a king.
It is important to note that the probability of drawing a king remains the same regardless of any previous cards that have been drawn or any other factors.
Each draw is independent, and the probability of drawing a king is constant.
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Use logarithms to find the exact solution for 7(17^−9)−7=49.
Dot Plots and Histograms-Quiz-Level F
Briana is learning to play the guitar. At the end of each week, she records the number of days
she practiced. Her data is shown below.
2, 6, 4, 3, 0, 3, 4, 6, 5, 0, 4, 5, 7, 5, 6, 4, 5, 6
OFReady
Which dot plot displays the data distribution?
1
2
2
3
4
Number of Days
3
Number of Days
:
5
6
7
567
0
+
0
1
2
3
4
Number of Days
2
5
...
3
4
Number of Days
5 6
..
The dot plot that displays the data distribution is the dot plot on the lower left corner of the options with
Two dots at 0
One dot at 2
Two dots at 3
Four dots each at 4, 5, and 6
One dot at 7
A dot plot is a graphical presentation of data, on a number line, with the number of points of dot representing the frequency of data at each value on the number line.
The data can be presented as follows;
2, 6, 4, 3, 0, 3, 4, 6, 5, 0, 4, 5, 7, 5, 6, 4, 5, 6
The above data can be arranged in increasing order as follows; 0, 0, 2, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7
Therefore, the frequencies of 0s is two, the frequencies of 4s, 5s and 6s are four each, and the frequency of 7 is one, which corresponds to the third graph or the graph in the bottom left corner of the figure.
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Correct answer gets brainliest
The correct option is (d) i.e. The area of the given parallelogram will be 36 ft²
What is a Parallelogram ?
A quadrilateral with two sets of parallel sides is known as a parallelogram. A parallelogram has equal-sized opposite sides and opposite angles. Additionally, the interior angles on the same side of the transversal are additional. 360 degrees is the total of all interior angles.
The term "parallelepiped" refers to a three-dimensional shape with parallelogram-shaped faces. The base (one of the parallel sides) and height (the distance from top to bottom) of a parallelogram determine its area, respectively. The length of each of a parallelogram's four sides determines its perimeter.
Given : base of parallelogram = 4+2= 6 ft
height of the parallelogram = 6ft
We know that, area of a parallelogram = base × height
So, Area of the given parallelogram = 6 × 6
= 36 ft²
Hence, The correct option is (d).
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what is the pattern 324,256,196,144
The pattern of 324, 256, 196, 144 is the square of the even numbers in a descending order starting from 18.
What is a sequence?A sequence is a set of things next to each other in a set order. It is also referred to as a series.
According to this question, the following sequence is given: 324, 256, 196, 144. A careful observation of these numbers shows that each is the square of even numbers.
18² = 324
16² = 256
14² = 196
12² = 144
Therefore, the pattern of 324, 256, 196, 144 is the square of the even numbers in a descending order starting from 18.
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Solve the system it’s 9th grade work and you have to put one solution no solution or infinite many
The system of equations has only one solution and is the point (1, 1)
How to solve the system of equations?Here we have the graph of a system of equations, where we can see that both of them are linear equations.
Whenw e have a graph of a system, the solutions are all the points where the graphs of the equations intercept.
On the given graph, we can see that the two lines intersept at the point (1, 1)
So we have only one solution and is the point (1, 1)
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For an investment of 26,245, a quarterly statement reports that the account is 26,292. The statement reports that for the same quarter, the rate of return of the investment was - 0.02%. Given the information regarding the investment quarterly activity, does the reported rate of return seem reasonable?
No. The reported return rate appears lower than expected.
Rate of returnsTo determine whether the reported rate of return is reasonable or not, we can calculate the expected rate of return based on the investment amount and the ending value of the account.
First, we need to calculate the total number of quarters that have elapsed between the initial investment and the current quarter. Let's assume that the investment has been held for n quarters.
Then, we can use the following formula to calculate the expected rate of return:
Expected rate of return = (Ending value / Initial investment) ^ (1/n) - 1
Plugging in the given values, we get:
n = 1 (since we are only given information for a single quarter)
Initial investment = 26,245
Ending value = 26,292
Expected rate of return = (26,292 / 26,245) ^ (1/1) - 1 = 0.18%
Comparing the expected rate of return of 0.18% with the reported rate of return of -0.02%, we can see that they are quite different. However, it's important to note that a single quarter's rate of return may not be indicative of the overall performance of the investment.
Therefore, while the reported rate of return seems lower than expected, we would need to consider the performance over a longer period of time to make a more informed assessment of the investment's performance.
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Sina Au,Jho at Tess ay anak ng mag asawang sing ng
Roy at Aling Lita, Si Ay ay 7 taon na mas matanda kay the
at 2 taon mas bata kay Tess, Kung ang kabuyang edad ay
70. llan taon si Au?
Answer: Sina Au,Jho at Tess ay anak ng mag asawang sing ng
Roy at Aling Lita, Si Ay ay 7 taon na mas matanda kay the
at 2 taon mas bata kay Tess, Kung ang kabuyang edad ay
70. llan taon si Au?
Step-by-step explanation:
Kayla is going to tile a 72 inch by 108 inch rectangular section of her bathroom wall with square tiles that measure 3 inches tall and 3 inches wide. How many tiles will she need for her project?
A
864
B
108
C
72
D
24
In the diagram, m∠1=45° and m∠3=57.5°.
What is m∠4?
Enter your answer as a decimal in the box.
Check the picture below.
Find the number of integers n that satisfy n^2 < 100.
Answer:
n=-9,-8,-7
Step-by-step explanation:
n<100
but that is the positive square root
\(-10 n is between the negative and positive square root of 100
thus, n=-9,-8,-7
The solution of the inequality n² < 100 will be less than 10.
What is inequality?Inequality is defined as an equation that does not contain an equal sign. Inequality is a term that describes a statement's relative size and can be used to compare these two claims.
The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.
The inequality is given below.
n² < 100
Simplify the equation, then we have
n² < 100
n² < 10²
n < 10
The solution of the inequality n² < 100 will be less than 10.
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Find an equation of a line with slope -8 and y-intercept 8.
Answer:
y=-8x + 8
Step-by-step explanation:
easy
Find the value of y.
The value of y is 4√3
What are similar triangles?Similar triangles have the same corresponding angle measures and proportional side lengths. The corresponding angles of similar triangles are congruent or equal.
Also , the ratio of corresponding sides of similar triangles are equal.
There are two triangles that are similar
Therefore;
y /16 = 4/y
y² = 48
y = √48
y = √16 × √ 3
y = 4√3
Therefore, the value of y is 4√3
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what is the range of f(x)= sin -1(x)