if 1/3 of a gallon of paint covers 1/8 of a wall, how much paint is needed to cover the entire wall?

The rule which describes the composition of transformations that maps ΔABC to ΔA"B"C" is  r _ x-axis. R _ 90(x, y)

To find the rule which describes the composition of transformations that maps ΔABC to ΔA"B"C".

Now, You can see that from ABC to A'B'C',

it's rotated a positive 90 degrees.

And, Then, from A'B'C' to A"B"C", reflected across x-axis.

Now, when writing the transformation, it goes by last to first. that's why the R 90 comes first.

Thus, The rule which describes the composition of transformations that maps ΔABC to ΔA"B"C" is  r _ x-axis. R _ 90(x, y)

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Answer:

Step-by-step explanation:

By the Isosceles Triangle Theorem, angle O and angle M are congruent because the sides across from each of these angles are congruent. therefore, O = M = 4y - 15. Since, by the Triangle Angle-Sum Theorem all the angles of a triangle have to add up to equal 180 AND angle O and angle M are the same:

7y + 4y - 15 + 4y - 15 = 180 and

15y - 30 = 180 and

15y = 210 so

y = 14. Plug 14 in for y in 7y and get that

∠N = 98°

Answer:

0-2 x-intercepts and 0-1 y-intercepts

Step-by-step explanation:

A quadratic function can have anywhere from 0 to 2 x-intercepts. This is possible because a function can have 0, 1, or 2 solutions.

A parabola can also have either 0 or 1 y intercepts. It is possible for the function to not intercept the y axis at all, and it is also possible for it to intercept it exactly one time.

Answer:

1. ⅘

2. 15/4 (if you need it simplified then it's 3 ¾)

3. ⅗

Step-by-step explanation:

1. ⅘ × 2 × ½ = ⅘

2. 1 ¼ × 3 = 15/4 (simplified version: 15 ÷ 4 = 3 r3, so it's 3 ¾)

3. ⅗ × 2 × ½ = ⅗

Hope this helps!

Answer:

About 54.16 percent

Step-by-step explanation:

To turn a fraction into a percentage you must divide the numerator by the denominator.

Ex: 1/2 the percentage is  0.50 percent so its 50%

Answer:

The answer is A. -11.45

Step-by-step explanation:

      By using expression for the rate of change in prices between week 1 and week 5 will be -$11.45.

    Rate of change is given by the expression,

Rate of change = \(\frac{\triangle y}{\triangle x}\)

                          = \(\frac{\text{Change in price}}{\text{Change in weeks}}\)

By using the given expression, rate of change of prices between week 1 and week 5 will be,

Rate of change = \(\frac{694.99-740.79}{5-1}\)

                          = \(-\frac{45.8}{4}\)

                          = \(-11.45\)

   Therefore, rate of change in the price of washer and dryer pair between week 1 and week 5 will be -$11.45 per week.

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Answer:

bb

Step-by-step explanation:

Answer:  

800,000

Step-by-step explanation:

Answer:

False.

Step-by-step explanation:

To find the y-intercept of a line, we set x = 0 and solve for y. In the given equation, x = 2y + 5. Let's substitute x = 0:

0 = 2y + 5

Subtracting 5 from both sides:

-5 = 2y

Dividing both sides by 2:

-5/2 = y

Therefore, the y-intercept is (0, -5/2), not (0, 5). Hence, the statement "The y-intercept of the line x=2y +5 is (0,5)" is false.

Answer:

128degrees

Step-by-step explanation:

180-52=128

Answer:

no i dont im so sorry

Step-by-step explanation:

Answer:

i believe it's 185° as the angle measure is closes to that

Answer:

Step-by-step explanation:

To answer this problem, we may use the information provided about the quadrilateral's side ratio and the difference between the smallest and longest sides.

To begin, we may utilize the difference in length between the shortest and longest sides (7.5 cm) to establish a baseline for one of the sides. We may infer that the shortest side is 7.5 cm and the longest side is (7.5 cm + 7.5 cm) = 15 cm since the difference between the shortest and longest sides is 7.5 cm.

We can calculate the length of the other three sides using the side ratio:

We sum together all the sides to find the quadrilateral's perimeter:

Perimeter = 67.5 cm = 7.5 cm + 11.25 cm + 18.75 cm + 30 cm

As a result, the quadrilateral's perimeter is 67.5 cm.

Answer:

length = 46 yards

Step-by-step explanation:

width = \(7\frac{2}{3}\) yards

length = 6 times the width

\(7\frac{2}{3} *6 = 46\)

length = 46 yards

The given statement is False. A test statistic based on point estimation is not used to construct the decision rule which defines the rejection region.

In hypothesis testing, a test statistic is calculated using sample data and a specific hypothesis to assess the strength of evidence against the null hypothesis. The decision rule, which determines whether to reject or fail to reject the null hypothesis, is based on the test statistic's distribution under the null hypothesis, rather than the point estimate itself.

The construction of the decision rule involves selecting a significance level (alpha), which represents the probability of rejecting the null hypothesis when it is actually true. The rejection region is determined based on the chosen significance level and the distribution of the test statistic. If the calculated test statistic falls within the rejection region, the null hypothesis is rejected; otherwise, it is not rejected.

Point estimation, on the other hand, is used to estimate an unknown parameter of interest, such as the population mean or proportion, based on sample data. It involves calculating a single value (point estimate) that represents the best guess for the parameter value. The point estimate is not directly involved in constructing the decision rule or defining the rejection region in hypothesis testing.

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False. A test statistic based on point estimation is not used to construct the decision rule that defines the rejection region.

The process of hypothesis testing involves constructing a decision rule to determine whether to accept or reject a null hypothesis based on sample data. The decision rule is typically defined using a critical region or rejection region, which is a range of values for the test statistic.

Point estimation, on the other hand, is a method used to estimate an unknown population parameter based on sample data. It involves calculating a single value (point estimate) that serves as an estimate of the population parameter.

While point estimation and hypothesis testing are both important concepts in statistics, they serve different purposes. Point estimation is used to estimate population parameters, whereas hypothesis testing involves making decisions based on sample data.

The decision rule for hypothesis testing is typically constructed based on the significance level (alpha) and the distribution of the test statistic, such as the t-distribution or the standard normal distribution. The test statistic is calculated using sample data and compared to critical values or calculated p-values to determine whether to reject the null hypothesis.

Therefore, the statement that a test statistic based on point estimation is used to construct the decision rule defining the rejection region is false.

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Using the RK2 method with h = 0.1, we have y(0.2) ≈ 5.00499958 and using the RK2 method with h = 0.2, we have y(0.2) ≈ 5.01999867. Using the RK4 method with h = 0.2, we have y(0.2) ≈ 5.01999778.

To solve the given initial value problem using the RK2 (Runge-Kutta second order) method and RK4 (Runge-Kutta fourth order) method, we can approximate the value of y(0.2) by taking smaller step sizes and performing the necessary calculations.

a. Using the RK2 method with h = 0.1:mWe start with the initial condition y(0) = 5. Let's calculate the value of y(0.2) using the RK2 method with a step size of h = 0.1. Step 1: Calculate k1: k1 = h * f(x0, y0) = 0.1 * f(0, 5) = 0.1 * (sin(0)) = 0, Step 2: Calculate k2: k2 = h * f(x0 + h/2, y0 + k1/2) = 0.1 * f(0.1/2, 5 + 0/2) = 0.1 * f(0.05, 5) = 0.1 * sin(0.05) ≈ 0.00499958, Step 3: Calculate y1: y1 = y0 + k2 = 5 + 0.00499958 = 5.00499958. Now, we repeat the above steps with h = 0.2: Step 1:, k1 = h * f(x0, y0) = 0.2 * f(0, 5) = 0.2 * sin(0) = 0, Step 2: k2 = h * f(x0 + h/2, y0 + k1/2) = 0.2 * f(0.2/2, 5 + 0/2) = 0.2 * f(0.1, 5) = 0.2 * sin(0.1) ≈ 0.01999867, Step 3: y1 = y0 + k2 = 5 + 0.01999867 = 5.01999867

b. Using the RK4 method with h = 0.2: We start with the initial condition y(0) = 5. Let's calculate the value of y(0.2) using the RK4 method with a step size of h = 0.2. Step 1: Calculate k1: k1 = h * f(x0, y0) = 0.2 * f(0, 5) = 0.2 * sin(0) = 0, Step 2: Calculate k2: k2 = h * f(x0 + h/2, y0 + k1/2) = 0.2 * f(0.2/2, 5 + 0/2) = 0.2 * f(0.1, 5) = 0.2 * sin(0.1) ≈ 0.01999867, Step 3: Calculate k3: k3 = h * f(x0 + h/2, y0 + k2/2) = 0.2 * f(0.2/2, 5 + 0.01999867/2) = 0.2 * f(0.1, 5.00999933) = 0.2 * sin(0.1) ≈ 0.01999867 Step 4: Calculate k4: k4 = h * f(x0 + h, y0 + k3) = 0.2 * f(0.2, 5 + 0.01999867) = 0.2 * f(0.2, 5.01999867) ≈ 0.19998667 Step 5: Calculate y1: y1 = y0 + (k1 + 2k2 + 2k3 + k4)/6 = 5 + (0 + 2 * 0.01999867 + 2 * 0.01999867 + 0.19998667)/6 ≈ 5.01999778

Therefore, using the RK2 method with h = 0.1, we have y(0.2) ≈ 5.00499958 and using the RK2 method with h = 0.2, we have y(0.2) ≈ 5.01999867. Using the RK4 method with h = 0.2, we have y(0.2) ≈ 5.01999778.

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Answer:

12.9 or 12 9/10

Answer:

$56.00

Step-by-step explanation:

35+(60/100)

=21

35+21

=$56.00

Answer:

100

Step-by-step explanation:

Just so you know, there is a thing called calculator

You should really get one if you are asking such questions

Or maybe, IDK maybe DON'T BE LAZY AND LEARN TO DO SIMPLE CALCULATIONS

The critical value used to test if there is evidence of an effect due to blocks at the 5% level of significance is 10.76.

The critical value can be determined using a statistical table.

The degrees of freedom for the blocks is 4 (df_b = 5 - 1 = 4) and for the treatments is 2 (df_t = 3 - 1 = 2).

The critical value for a 5% level of significance is 10.76.

This value can be found in the statistical table given in the textbook.

The critical value used to test if there is evidence of an effect due to blocks at the 5% level of significance can be calculated by using the F-test statistic.

The F-test is used to compare the variance between the blocks (SSBL) and the variance between the groups (SSB).

The F statistic is calculated by dividing the variance between the blocks (SSBL) by the variance between the groups (SSB).

In this case,

The F statistic is 3738/1048.93 = 3.56.

The critical value for a 5% level of significance can be found using a statistical table.

According to the table,

The critical value for an F statistic of 3.56 with four degrees of freedom in the numerator and four degrees of freedom in the denominator is 10.76

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The greatest common factor of all the coefficients is of 8.

The greatest common factor between multiple terms is the largest value for which all terms are divisible.

In this problem, the equation is:

\(h(x) = -16x^2 + 56x + 96\)

The terms are 16, 56 and 96. Hence, to find the gcf, we have to keep factoring them by prime factors while all can be factored by the same value, hence:

16 - 56 - 96|2

8 - 28 - 48|2

4 - 14 - 24|2

1 - 7 - 12

There are no terms by which both 7 and 12 are divisible, hence the procedure is stopped and:

gcf(16, 56, 96) = 2³ = 8.

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Answer:

its A C D

Step-by-step explanation:

did it on edg and got it right

Answer:

it is 1,3 and 4

Step-by-step explanation:

Answer: 1/6

Step-by-step explanation:

5/6 - 4/6 = 1/6

Answer:

1

-

6

Step-by-step explanation:

The value of t in s + t = 6 + s will be t = 6 + 2s.

An equation simply has to do with the statement that illustrates the variables given. In this case, it is vital to note that two or more components are considered in order to be able to describe the scenario.

In this case, it is important to note that an equation is the mathematical statement which can be made up of two expressions which are connected by an equal sign.

The value of t in s + t = 6 + s will be calculated thus:

s + t = 6 + s

t = 6 + s + s

t = 6 + 2s

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Complete question

What is the value of t?

s + t = 6 + s

Answer:

=(3x+8) (5x+2)

=15x2 + 46x + 16 units

The price per T-shirt should be at least $15 to achieve a profit of $250.

To calculate the price per T-shirt that will yield a profit of at least $250, we need to consider the cost of production, the desired profit, and the number of shirts to be sold.

Given that the cost to make each T-shirt is $10, and we want to sell 50 shirts, the total cost of production would be 10 * 50 = $500.

Now, let's calculate the minimum revenue needed to achieve a profit of $250. We add the desired profit to the total cost of production: $500 + $250 = $750.

Finally, to determine the price per T-shirt, we divide the total revenue by the number of shirts: $750 ÷ 50 = $15.

Therefore, to make a profit of at least $250, the price per T-shirt should be set at $15.

By selling each T-shirt for $15, the total revenue would be $15 * 50 = $750. From this revenue, we subtract the total production cost of $500 to calculate the profit, which amounts to $750 - $500 = $250. Thus, by charging $15 per T-shirt, the desired profit of $250 is achieved.

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12 ft wide

The cost per square foot = $2

The cost to recarpet the room = $312

length of the room = 13 feet

width = ?

First, we need to find the number of squre foot that will amount to $312

Since $2 = 1 ft²

$132 = 132/2

$132 = 156 square foot

square foot indicates we are dealing with area

Area of room = length × width

Area of the room = 156 square foot

156 = 13 ft × width

width = 156 ft²/13 ft

width = 12 ft

The room is 12 ft wide

Answer:I’m not 100% sure but I thinks it’s EF

Step-by-step explanation:

Answer:

18

Step-by-step explanation:

The triangle on the left is a 30-60-90 triangle.

The ratio of the lengths of the sides is:

short leg  :   long leg   :    hypotenuse

    1           :     √3         :            2

The short leg of the left triangle is half the hypotenuse.

12√6 / 2 = 6√6

The long leg of the left triangle measures √3 times the short leg.

6√6 * √3

The triangle on the right is a 45-45-90 triangle.

The ratio of the lengths of the sides is:

short leg  :   long leg   :    hypotenuse

    1           :         1         :            √2

The length of the leg is the length of the hypotenuse divided by √2.

6√6 * √3 / √2 = 18

Answer:

80% of 8.75=7. I'm pretty sure this is the reason.

Answer:

It's because of the decimal of .8

Step-by-step explanation:

It can be confusing but since its not a whole number when you multiply with a whole number gets smaller instead of bigger. So the whole number basically has to give some of it to the decimal so, that the outcome can be a whole number.

Sorry, if this isn't the best!