Answer:
by 10
Step-by-step explanation:
percent monthly causing it to add 200$ each
El reto consiste en convertir la igualdad en verdadera, haciendo 1 movimiento y luego, otra opción, haciendo dos movimientos. (no está permitido retirar fósforos)
12
Step-by-step explanation:
9+3 =12
pls make me brainiest
Step-by-step explanation:
Un movimiento:1 opción:
Del primer 9:
retirar el fósforo de la parte superior de tal manera que este nueve se convierte en 5 y colocarlo en la parte inferior del segundo nueve de tal manera que se convierte en 8:
5 + 3 = 8
2 opción:
en el primer nueve trasladar el fósforo vertical de la parte superior derecha a la parte inferior izquierda de tal manera que este se convierte en 6:
6 + 3 = 9
Dos movimientos:Del primer nueve retirar el fósforo vertical superior izquierdo de tal manera que este se convierte en 3 y ese fósforo colocarlo de forma vertical en la parte inferior izquierda del 3 y recorrer de este 3 el fósforo vertical superior derecho hacia la izquierda de tal manera que se convierte en 6:
3 + 6 = 9
. A bag contains 50 total marbles. If ten of the marbles are red, what percent of the marbles in the bag are not red?
Answer: 80%
Step-by-step explanation: If ten of the marbles are red, that means the remaining 40 of the marbles in the bag are not. So 40 non-red marbles out of 50 marbles in total (40/50) is 0.8. After multiplying by 100 to get the percentage, it is 80%.
The percent of the marbles in the bag are not red will be 80%.
What is mean by Percentage?A number or ratio that can be expressed as a fraction of 100 or a relative value indicating hundredth part of any quantity is called percentage.
Given that;
A bag contains 50 total marbles.
And, Number of red marbles = 10
Now,
Since, A bag contains 50 total marbles.
And, Number of red marbles = 10
Hence, The percent of red marbles = 10/50 × 100
= 10 × 2
= 20%
Thus, The percent of the marbles in the bag are not red = 100% - 20%
= 80%
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Helppp!! Find the volume of the cone
can someone help me solve -2(8m+8)=-16
The ounces of soda consumed by an adult next month are an example of a discrete random variable.
a. True
b. False
The ounces of soda consumed by an adult next month are examples of a discrete random variable, False
A discrete random variable are known as counts. This is because it takes on only a countable number of distinct values. This means a random variable can only be considered to be discrete if it can take on values that are countable in an interval, otherwise it can be continuous.
Now on the question of ounces of soda consumed by an adult next month is considered not to be discrete random variable. This is because ounces of soda or volume of soda consumed are countless and infinite in number.
Hence, the statement that says ounces of soda consumed by an adult next month are an example of a discrete random variable is False.
Choice b(False) is correct.
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A ramp with a constant incline is made to connect a driveway to a front door. At a point 4 feet from the driveway, the height of the ramp is 12 inches. At a point 6 feet from the driveway, the height of the ramp is 18 inches. What is the rate of change of the ramp’s incline?
Answer:
3 inches up per foot across
Step-by-step explanation:
The rate of change:
( y2 - y1 ) / (x2 - x1) = ( 18 in - 12 in ) / ( 6 ft - 4 ft ) =
= 6 in / 2 ft = 3 in / 1 ft
Answer:
3 inches up
Step-by-step explanation:
i got it correct
Find the distance between the two points rounding to the nearest tenth (if necessary).
(2,−4) and (7,8)
Answer:
d = 13
Step-by-step explanation:
First, the distance formula is needed:
\(d = \sqrt{(x_{2} - x_{1} )^{2} +(y_{2} - y_{1 })^{2} }\)
Next we assign the points
(2,-4) is point 1, (7,8) is point 2
\(d = \sqrt{(7 - 2 )^{2} +(8 - (-4))^{2} } \\d = \sqrt{5^{2} +12^{2} } \\d = \sqrt{25 + 144}\\ d = \sqrt{169} \\d = 13\)
Given two points (2,-4) and (7,8)
To find - The distance between given points.
We know the formula that is used to find the distance is given as
\(d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\)
We let P = (2,-4)
and Q = (7,8)
\(x_1=2, y_1=-4\\x_2=7,y_2=8\)
on substituting we get
\(d=\sqrt{(7-2)^2+(8+4)^2}\\ d=\sqrt{(5)^2+(12)^2} \\d=\sqrt{25+144} \\d=\sqrt{169}\\ d=13\)
Hence we get the distance between (2,-4) and (7,8) is 13.
Final answer - The distance is 13.
with Polynomials: PracticeQuestion 4 of 5Select the correct location on the image.David simplified a polynomial expression as shown.Select the step where David made a mistake.
Solution
David simplified a polynomial
\((4-x^2)(3x+2)+(5x^3-4x^2-7)\)For the first step
Open the brackets
\(\begin{gathered} (4-x^2)(3x+2)+(5x^3-4x^2-7) \\ =(12x+8-3x^3-2x^2)+(5x^3-4x^2-7) \end{gathered}\)The first step is correct.
For the second step
Collect like terms
\(\begin{gathered} (12x+8-3x^3-2x^2)+(5x^3-4x^2-7) \\ =(-3x^3+5x^3)+(-2x^2-4x^2)+(12x)+(8-7) \end{gathered}\)The second step is correct
For the third step
Add up the like terms
\(\begin{gathered} (-3x^3+5x^3)+(-2x^2-4x^2)+(12x)+(8-7) \\ =(2x^3)+(-6x^2)+(12x)+(1) \\ \text{Open the brackets} \\ =2x^3-6x^2+12x+1 \end{gathered}\)The third step is correct.
Hence, David did not make a mistake
Suppose a house has a floor area of 2,250 square feet. What is this area in units ofsquare centimeters?A) 2.42 cm2 D) 6.86 × 104 cm2B) 2.09 × 106 cm2 E) 101 cm2C) 5.02 × 104 cm2
The area in units of square meter is 2,090,318.4 sq cm, under the given condition that a house has a floor area of 2,250 square feet. So , the correct option from the following is Option B.
To convert 2,250 square feet to square centimeters, we can use the conversion factor of 1 square foot = 929.0304 square centimeters⁵. Therefore,
2,250 sq ft = 2,250 x 929.0304 sq cm/ sq ft = 2,090,318.4 sq cm.
The area in units of square meter is 2,090,318.4 sq cm, under the given condition that a house has a floor area of 2,250 square feet. So , the correct option from the following is Option B.
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Find the distance between the two points. (3,-1), (-4,5)
Answer:
Step-by-step explanation:
9.21954445 to round 9 :D have a bless day
a car passes through the point (1,3)..it's gradient=2x-1/x². Find the equation of the line
Answer:
y = -1/2x - 3
Step-by-step explanation:
Slope-Intercept Form: y = mx + b
Step 1: Determine known variables
Slope = -1/2 (m = -1/2)
y-intercept - (0, -3), so b = -3
Step 2: Write in known variables
y = -1/2x - 3
Solve for . Round to the nearest tenth of a degree, if necessary.
3.9
2.2
Answer: 2 =
Submit Answer
attempt 1 out of 2
PLSSS HELp
Answer:
x = 60.6
Step-by-step explanation:
Since this is a right triangle, we can use trig functions
tan theta = opp /adj
tan x = 3.9/ 2.2
Taking the inverse tan of each side
tan ^-1 (tan x )= tan ^-1(3.9/ 2.2)
x=60.57254
To the nearest tenth
x = 60.6
find the solution to this system 5x - 2y = -11 -2x + 5y = 17 to create x coefficients that are additive inverses equation 1 can be multiplyed by
Answer:
A term can be a constant or a variable or both in an expression. ... Understanding how to solve math problems becomes easier as one learns ... Additive inverse The opposite of a number or its negative. ... The numbers a, b, and c are the coefficients of the equation and may be ... The arithmetic mean, denoted x, of a set of.
Step-by-step explanation:
which circle of latitude or longitude has the smallest circumference?
a. the equator
b. 30 degree N
c. the prime meridian d.45 degree S
e. 80 degree S
a. The equator has the smallest circumference of all the circles of latitude or longitude.
The equator is an imaginary circle that is located at 0 degrees latitude and circles the Earth's surface at its widest point. Since the Earth is roughly spherical in shape, the equator represents the largest circle of latitude. However, it has the smallest circumference of all the circles of latitude or longitude because it is located at the widest point of the Earth, and its radius is equal to the Earth's radius.
In contrast, the circles of latitude and longitude located at higher latitudes have smaller radii and therefore larger circumferences than the equator. Similarly, circles of latitude and longitude located at lower latitudes have larger radii and smaller circumferences than the equator. Therefore, the equator has the smallest circumference of all the circles of latitude or longitude on the Earth's surface.
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How many Hamiltonian circuits exists in a complete graph with 11 vertices?
10!
12!
11!
9!
An \(11\)-vertex full graph has around \(19,958,931,200\) Hamiltonian circuits in a complete graph.
Describe the Hamiltonian circuit with an example.At one vertex, the Hamiltonian route begins, and at another, it finishes. Yet, when following a Hamiltonian route, every vertex is encountered. At the same vertex, the Hamiltonian circuit begins and terminates. For instance, if a Hamiltonian circuit's path began at vertex 1, the loop will also conclude at that vertex.
The Hamiltonian circuit: what is it?Single circuit is the sole trip a Hamiltonian circuit makes to each vertex. It must begin and terminate at same vertex since it is a circuit. A Hamiltonian route does not start and end in a single location, but it does visit each vertex just once with no repetitions.
We have to divide by \(2(n-2)\)
\(11!/(2(11-2)!) = 11!/2,520\) Hamiltonian circuits we get:
\(11!/2,520 = 19,958,931,200\)
Therefore, there are approximately \(19,958,931,200\) Hamiltonian circuits in a complete graph with \(11\) vertices.
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in how many ways can a photographer at a wedding arrange 6 people in a row from a group of 10 people, where the bride and the groom are among these 10 people, if
There are 363600 ways to arrange 6 people in a row from a group of 10 people, where the bride and the groom are among these 10 people if the bride must be in the picture.
There are 2 possibilities for the position of the bride: either she is first in the row, or she is not first in the row.
If the bride is first in the row, then there are 5 people to choose from for the second person, 4 people to choose from for the third person, and so on, until there is only 1 person left to choose from for the last person in the row. Thus, there are 5! (5 factorial) ways to arrange the 5 people after the bride.
If the bride is not first in the row, then there are 9 people to choose from for the first person, 8 people to choose from for the second person, and so on, until there is only 1 person left to choose from for the last person in the row. Thus, there are 9! (9 factorial) ways to arrange the 9 people before the bride.
Therefore, the total number of ways to arrange the 6 people in a row is 5! + 9! = 720 + 362880 = 363600.
So, in total, there are 363600 ways to arrange 6 people in a row from a group of 10 people, where the bride and the groom are among these 10 people if the bride must be in the picture.
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--The given question is incomplete; the complete question is
"In how many ways can a photographer at a wedding arrange 6 people in a row from a group of 10 people, where the bride and the groom are among these 10 people if the bride must be in the picture."--
draining 15 gallons of water from a fish tank
(Write your answer as an integer)
Answer:
-15
Step-by-step explanation:
if its just asking for what number would represent a loss of 15 it would be negative 15
i dont know if there's more to the problem or not
Answer:
-15
Step-by-step explanation:
This is because whatever much water was in the tank is now decreasing by 15, therefore, you can write it as -15,
hope this helps!
what is 4 ( x+2 )=10
Answer:
x= 1/2
Step-by-step explanation:
We can use Distributive property to solve this.
4(x+2)=10
4x+8=10
-8 -8
4x= 2
4x/4= 2/4
x= 1/2
Hope this is right!
Answer: x = 2
Step-by-step explanation:
4(x+2)=10
4x + 8 =10
10 - 8 = 2
4x / 2 = 2
2 = x
hope this helps
plz mark brainleist
Sin 30degrees = 5/x find the value of x
Answer:
x = 10
Step-by-step explanation:
Given
sin30° = \(\frac{5}{x}\) ( multiply both sides by x )
x × sin30° = 5 ( divide both sides by sin30° )
x = \(\frac{5}{sin30}\) = 10
Susan paid $240. to have her house decorated. The materials
used to decorate the house cost $115, and service was
charged at $5 an hour. How many hours was the house
worked on?
hours :
=
Answer:
2 hours
Step-by-step explanation:
$115 + $5 = 120
120 x 2 = 240
Answer:
25 hours
step-by-step explanation:
240-115=125/5=25 pog
1. A car wash firm calculates that its daily production (in number of cars washed) depends on the number n of workers it employs according to the formula
P = −10n + 2.5n2 − 0.0005n4 cars.
Calculate the marginal product of labor at an employment level of 50 workers. HINT [See Example 3.]
______cars/worker
Interpret the result.
This means that, at an employment level of 50 workers, the firm's daily production will decrease at a rate of ____ cars washed per additional worker it hires.
At an employment level of 50 workers, the firm's marginal product of labor is 240 cars per additional worker it hires.
The marginal product of labor (MPL) represents the additional output produced by adding one more unit of labor (i.e., one more worker). It can be calculated by taking the first derivative of the production function with respect to labor (n), holding all other variables constant:
MPL = dP/dn = -10 + 5n - 0.002n^3
To find the MPL at an employment level of 50 workers, we plug in n = 50 into the equation:
MPL(50) = -10 + 5(50) - 0.002(50^3) = 240 cars/worker
Therefore, at an employment level of 50 workers, the firm's marginal product of labor is 240 cars per additional worker it hires.
Interpretation: This means that if the firm hires one more worker when it already has 50 workers, the daily production will increase by 240 cars on average. However, as the number of workers increases, the MPL decreases, indicating that each additional worker contributes less and less to the firm's daily production.
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the tallest person ever confirmed by the guinness records organization was robert ludlow of the united states, at 8 feet 11.1 inches tall. heights of american men are approximately normal with mean 69.3 inches and standard deviation 2.8 inches. what is ludlow's z-score?
Ludlow's z-score is z = 13.5
Given that the heights of American men are approximately normal.
Mean of the population, μ = 69.3 inches
Standard Deviation of the population, σ = 2.8 inches
Height of Robert Ludlow is 8 feet 11.1 inches = 107.1 inches [since 1 feet = 12 inches and 8 feet = 96 inches. 96 + 11.1 = 107.1 inches]
So \(\bar x\) = 107.1 inches.
Since the population is assumed to be normal, we can find the z-score,
z = \(\frac{\bar x-\mu}{\sigma}\)
= (107.1-69.3)/2.8
= 37.8 / 2.8
= 13.5
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(-5,3) and (7,9) what is the slope?
Answer:
0.5
Step-by-step explanation:
The water in a tank is filling linearly. At 2:00 p.m.
the depth was 12.1 feet. At 5:30 p.m. the depth was 14.2 feet. What will the depth be at 9:30 p.m.?
Answer:
16. something
Step-by-step explanation:
assume that 90 million households in the u.s. turn on their televisions at 8:00 p.m. on a sunday night, and the total number of u.s. tb households is 119.9 million. calculate the households using television (hut) figure.
The households using television (HUT) figure is 75.06%.
The households using television (HUT) figure is a measure of the percentage of households that have turned on their televisions at a particular time. It is calculated by dividing the number of households watching TV by the total number of households and multiplying by 100%.
In this case, we are given that 90 million households in the US turned on their televisions at 8:00 p.m. on a Sunday night. The total number of US households is 119.9 million. Using this information, we can calculate the HUT figure as follows
Households using television (HUT) = (Number of households watching TV / Total number of households) x 100%
HUT = (90 million / 119.9 million) x 100%
HUT = 75.06%
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a random sample of 380 found that 67% of the readers owned a personal computer. find the value of the test statistic. round your answer to two decimal places.
The value of the test statistic is 6.51.
The test statistic for this problem can be calculated using the formula:
z = (p - P) / √(P * (1 - P) / n)
Where p is the sample proportion (0.67 in this case), P is the hypothesized population proportion (we don't know this value, so we assume it to be 0.5 for a two-tailed test), n is the sample size (380), and z is the standard normal distribution value corresponding to the level of significance.
Plugging in the values, we get:
z = (0.67 - 0.5) / √(0.5 * (1 - 0.5) / 380) = 6.51
So the value of the test statistic is 6.51.
The test statistic is a measure of how far the sample proportion deviates from the hypothesized population proportion under the null hypothesis. In this case, we assume that the population proportion is 0.5 (since we have no reason to believe otherwise), and we calculate the probability of observing a sample proportion of 0.67 or greater assuming this null hypothesis is true.
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A school buys 15 computer monitors for the computer lab. It spends a total of $1,875 on the monitors. The equation 15 x c=1,875 can be used to find the cost of each monitor.Write a division equation that can be used to find the cost of each computer monitor. Use c to represent the cost of each monitor. Do not solve the equation.
Answer:
c=1875/15
Explanation:
The equation to find the cost of each monitor is given as:
\(15\times c=1,875\)To write a division equation that can be used to find the cost of each computer monitor, we divide each side of the equation by 15.
\(\begin{gathered} \frac{15\times c}{15}=\frac{1875}{15} \\ c=\frac{1875}{15} \end{gathered}\)Help me solve these math problems please. I really need help!
The value of x and y in the equations are are -2 and -1, 1 and 6, 10/6 and -1/3
What is simultaneous equation?Simultaneous equations are two or more algebraic equations that share common variables and are solved at the same time.
y=x+1 and y=4x +7
x+1=4x +7
Collecting like terms
x-4x = 7-1
-3x=6
x=-2
For the value y
y=-2+1
y = -1
For equation 2
3x -y =-1
y=-x+5
3x-(-x+5)=-1
3x+x-5=-1
4x=-1+5
4x=4
Therefore; x=1
For the value y
y= 1+5
y=6
For equation 3
x+2x=3
-x+3y = 7
x=3-2y
-(3-2y) +3y =7
-3+2y+3y=7
6y = 7+3
6y==10
y=10/6
For the value of x
x = 3+20/6
Simplifying to have -2/6 -1/3
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20 POINTS!!!!!!!
pic shown below :)
Answer:
16,849,464 ft³
Step-by-step explanation:
subtract the two volumes of the pyramids.
Radius and diameter
How would I do this
Answer:
16
Step-by-step explanation:
The radius is half the diameter.
2×8=16cm
Answer:
\(16\) cm
Step-by-step explanation:
The length of the diameter is simply twice, or two times as large as, the length of the radius. Therefore, if the length of the radius is \(8\) cm, then the length of the diameter will be \(8*2=16\) cm. Hope this helps!