This figure represents a garden box that is to be filled with soil.

How much soil will it take to fill the garden box?

Enter your answer in the box.

This Figure Represents A Garden Box That Is To Be Filled With Soil.How Much Soil Will It Take To Fill

Answers

Answer 1

Answer:

1728 ft³

Step-by-step explanation:

Lower part:

volume = 19 ft × 12 ft × 6 ft = 1368 ft³

Upper part:

volume = 10 ft × 12 ft × 3 ft = 360 ft³

Total Volume = 1728 ft³


Related Questions

sat question I can’t seem to understand fully.

sat question I cant seem to understand fully.

Answers

The value of m + n is given as follows:

A. 18.

How to obtain the value of m + n?

The exponential expression for this problem is defined as follows:

\((x^5y^6)^{\frac{1}{5}}(x^3y^4}^{\frac{1}{4}}\)

Applying the power of power rule, we have that the exponents are given as follows:

x: 5/5 + 3/4 = 1 + 3/4 = 7/4.y: 6/5 + 4/4 = 6/5 + 1 = 11/5.

Then the values of m and n are given as follows:

m = 7, n = 11.

Thus the sum is given as follows:

m + n = 7 + 11 = 18.

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A recipe requires 3/4 of a cup of water. Marley has 1 1/2cup measuring cup. How much of the measuring cup is filled with water?

Answers

1/2 of the cup is filled

Answer:

1/2 of the cup.

3/4 is half of 1 1/2.

1 In an experiment, the probability that event B occurs is and the probability that event A occurs given 1 that event B occurs is - 3 What is the probability that events A and B both occur? Simplify any fractions.

Answers

The probability that event B occurs is 1/4

\(P(B)=\frac{1}{4}\)

The probability that event A occurs given that event B occurs is 1/3

\(P(A|B)=\frac{1}{3}\)

What is the probability that events A and B both occur?

\(P(A\: and\: B)=\text{?}\)

Recall that the conditional probability is given by

\(P(A|B)=\frac{P(A\: and\: B)}{P(B)}_{}\)

Re-writing the above formula for P(A and B)

\(P(A\: and\: B)=P(A|B)\cdot P(B)\)

So, the probability that events A and B both occur is

\(\begin{gathered} P(A\: and\: B)=P(A|B)\cdot P(B) \\ P(A\: and\: B)=\frac{1}{3}\cdot\frac{1}{4} \\ P(A\: and\: B)=\frac{1}{12} \end{gathered}\)

Therefore, the probability that events A and B both occur is 1/12

PLEASE HELP! 50 POINTS! Consider the following set of sample data: (34, 32, 34, 32, 40, 37, 31, 31, 29, 27). Which of the following will give a 95% t confidence interval for the mean of the population from which the sample was drawn?

Answers

Answer:

(15.23,41.016)

Step-by-step explanation:

WE must determine the mean of the data set: Which is the sum of the set divided by the number in the set.
\(= (21 + 24 + 25 + 32 + 35 + 31 + 29 + 28)/8 = 225/8 = 28.125\)
We must also determine the standard deviation: Which is the square root of the variance and the variance is the sum of squares of the sample number minus the mean divided by the number if the set data:
\(= ((21 - 28.125)^{2} + (24 - 28.125)^{2} +(25 - 28.125)^{2} + (32 - 28.125)^{2} + (35 - 28.125)^{2} + (31 - 28.125)^{2} + (29 - 28.125)^{2} (28 - 28.125)^{2}\)
\(= 148.877/8 = 18.6\)
The 95% confidence interval is defined as: The mean ± 1.96*standard deviation divided by the sqaure root of the number of data in the set:
\(= 28.125 + (1.96 *18.6)/(\sqrt{8} )\)
\(= 41.016\)
\(= 28.125 - (1.96 * 18.6)/(\sqrt{8}) = 15.23\)
The confidence interval for this data set is (15.23,41.016)

Answer:

32.7 ± 2.262(1.19)

Step-by-step explanation:

See attached pictures

PLEASE HELP! 50 POINTS! Consider the following set of sample data: (34, 32, 34, 32, 40, 37, 31, 31, 29,
PLEASE HELP! 50 POINTS! Consider the following set of sample data: (34, 32, 34, 32, 40, 37, 31, 31, 29,

Are the ratios 1:4 and 6:10 equivalent?

Answers

Answer:

No

Step-by-step explanation:

For ratios to be equivalent, they need to have something in common like 2:4

4:8. Those are common because ":2:4" is the simplified version of 4:8. (I mean it could be simplified to 1:2 but this is used as an example) (mark brainliest plas)

No they are not because 4 can not go into 10

Evaluate the expression below.
8 - 7. 4+ 3(-1)
1
7
-7
-1

Evaluate the expression below.8 - 7. 4+ 3(-1)17-7-1

Answers

Answer should be B,7

Roselyn is driving to visit her family, who live 150 kilometers away. Her average speed is 60 kilometers per hour. The car's tank has 20 liters of fuel at the beginning of the drive, and its fuel efficiency is 6 kilometers per liter. Fuel costs 0.60 dollars per liter. How long can Roselyn drive before she runs out of fuel?

Answers

Roselyn can drive a distance until she runs out of fuel for a time of 2.5 hours or until she spends all the fuel, whichever comes first.Roselyn can travel 120 km before running out

Distance travelled with 20 l of petrol in solution and final answer.

Roselyn's average speed is 60 kilometers per hour, and she needs to travel 150 kilometers to reach her family's place. Therefore, she will require a total of 150/60 = 2.5 hours to complete the journey.

The car's fuel efficiency is 6 kilometers per liter, meaning it consumes 1/6 liters of fuel per kilometer. To determine the total fuel required, we multiply the fuel consumption rate by the total distance: 150 * (1/6) = 25 liters of fuel.

Since the car's tank has 20 liters of fuel at the beginning of the drive, Roselyn will need an additional 25 - 20 = 5 liters of fuel to complete the journey.

As fuel costs 0.60 dollars per liter, Roselyn will need to spend a total of 5 * 0.60 = 3 dollars to purchase the necessary fuel.

Therefore, Roselyn can drive until she runs out of fuel for a time of 2.5 hours or until she spends all the fuel, whichever comes first.

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Approximately 41% of films are rated PG. If 950 films were recently rated, how many films were rated PG.?

Answers

Answer:

about 390

Step-by-step explanation:

you multiply 41% by the 950 and that's what you get

Which equation will solve the following word problem? One small pitcher and one large pitcher can hold 12 cups of water. If the large pitcher is twice the size of the small pitcher, how much does the small pitcher hold? 2S + S = 12 2S = 12/S 2S - S = 12 S = 12/2S

Answers

Answer:

Option (1).

Step-by-step explanation:

Amount of water hold by both the pitchers (Large + small) = 12 cups

Let the small pitcher holds the water = S cups

If the water hold by the large pitcher is twice the size of the small pitcher, then the amount of water hold by large pitcher = 2S

Total amount water hold by both = S + 2S

Equation for this situation will be,

S + 2S = 12

Therefore, Option (1) will be the answer.

NEED some Help ASAP Plz

NEED some Help ASAP Plz

Answers

Answer:

Option 2

Step-by-step explanation:

Using cosine rule for this triangle

=> \(a^2= b^2+c^2-2bc(Cos A)\)

Where b = 2, c = 1 and A = 25

=> \(a^2 = 2^2+1^2 -2(2)(1)(Cos 25)\)

=> \(a^2 = 4+1 - 4(0.906)\)

=> \(a^2 = 5 - 3.6\)

=> \(a^2 = 1.4\)

Taking sqrt on both sides

=> a = 1.2

10.What is the value of x in the equation 4121 + 1) = 27 + 3(2x - 5)?

Answers

Answer:

x=685

Good Luck!!!

Answer:

try 685

Step-by-step explanation:

10.What is the value of x in the equation 4121 + 1) = 27 + 3(2x - 5)?

HELPP!!


Ryan collects rainwater in a barrel for his garden. The barrel is filled with 15 gallons of water. Ryan used 6.8 gallons to water his garden in June and 5 and one-eighth gallons in July. How much water is left in the barrel?


1.) 3.075 gallons

2.) 5.125 gallons

3.) 5.178 gallons

4.) 16.675 gallons

Answers

Subtracting the initial amount of water from the amount used, the remaining amount of water is given by:

1.) 3.075 gallons.

How to find the remaining amount of water in the barrel?


To find the remaining amount of water in the barrel, we have to subtract the initial amount by the amount used.

We have that:

The initial amount was of 15 gallons.The amount used was of: 6.8 + 5 + 1/8(relative to the one-eight) = 11.925 gallons.

Hence the remaining amount is:

15 - 11.925 = 3.075 gallons.

Which means that option 1 is correct.

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Answer: 3.075 gallons

Step-by-step explanation:

A game involves a spinner that is evenly separated into four sections. To play the game, a player spins the spinner three times. What is the number of individual outcomes when spinning the wheel three times

Answers

Answer:

Step-by-step explanation:

4 Section on the spinner and three spins:

4^3=64

The number of individual outcomes when spinning the wheel three times is 64 times

What is power in mathematics?

In mathematics, a base number raised to an exponent is referred to as a power. The base number is the factor that is multiplied by itself, and the exponent indicates how many times the base number has been multiplied.

A power exists as the product of multiplying a number by itself. Usually, power is illustrated with a base number and an exponent. The base number tells what number exists being multiplied. The exponent, a small number written beyond and to the right of the base number, tells how many times the base number exists being multiplied.

Given

Sections = 4

no. of spinners per player = 3

no. of spinners per player per game = 4 ³ = 4 * 4 * 4 = 64

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The function below shows the revenue for t-shirt sales. For every $1 decrease in price, 5 more t-shirts can be sold.

Part A: What is the maximum of this graph and what does the maximum represent?

Part B: What is the y-intercept of the graph? what does it represent?

Part C: Does the graph have zerosolution(s)? If so, identify the zero and what it represents?

Answers

Answer:

Part A: The maximum of the graph is the highest point which is at (2.5, 2531.25). Since xx is the decrease in price and yy is the profit, the maximum of (2.5, 2531.25) means that the maximum profit is $2531.25 and occurs when the price of the t-shirts is decreased by $2.50.

Part B: The yy-intercept is when the graph intersects the yy-axis which occurs at about (0, 2500). The yy-intercept then means that the profit is $2500 if the price of the t-shirts does not decrease.

Part C: The solution of a graph is its xx-intercept(s). The graph crosses the xx-axis at (25,0) so this point is the solution. The solution means that the profit will be $0 if the price is decreased by $25.

Step-by-step explanation:

Your restaurant can seat 150 guests. If 6 tables of 6 are seated, what percent of the restaurant seating is still empty?

Answers

Answer:

76%

Step-by-step explanation:

First, we know that 6 tables of 6 are already seated. We can go ahead and multiply 6 by 6, which is 36.

This means that 36 of the 150 seats are already taken.

But, we want to find the amount of seats that are still empty. So, we subtract 36 from 150 to get 114 seats.

The question is asking for the percentage, so we can divide 114 by 150 seats to get 0.76. Then, we have to move the decimal to the right 2 spaces to get 76%

Answer:

76% of the restaurant is still empty

Step-by-step explanation:

6 tables of 6 seated means there are currently 36 people seated. If the restaurant can seat 150 people, 76% of the restaurant is still empty.

\(6\times6=36\text{ | there are 36 guests}\\36\div150=0.24\text{ | 24\% of the restaurant is filled}\\1-0.24=0.76\text{ | 76\% of the restaurant is not filled}\)

Hexagon DEFGHI is translated on the coordinate plane below to create hexagon D′E′F′G′H′I′: Hexagon DEFGHI and Hexagon D prime E prime F prime G prime H prime I prime on the coordinate plane with ordered pairs at D 2, 5, at E 5, 5, at F 6, 3, at G 5, 1, at H 2, 1, at I 1, 3, at D prime negative 6, negative 2, at E prime negative 3, negative 2, at F prime negative 2, negative 4, at G prime negative 3, negative 6, at H prime negative 6, negative 6, at I prime negative 7, negative 4

Answers

Answer: To find the image of a figure under a translation, you need to apply the same translation to every point in the figure.

In this case, the image of hexagon DEFGHI is hexagon D′E′F′G′H′I′. To find the image of each point, you can apply the translation that maps point D to point D′.

For example, to find the image of point E under the translation, you can apply the same translation that maps point D to point D′:

Point D is located at (2, 5).

Point D′ is located at (-6, -2).

The translation that maps point D to point D′ is a translation 6 units to the left and 2 units down.

To find the image of point E under this translation, you can apply the same translation to point E:

Point E is located at (5, 5).

The image of point E is located at (5 - 6, 5 - 2) = (-1, 3).

You can follow the same process to find the images of the other points under the translation.

Alternatively, you can use the coordinates of point D and point D′ to find the translation vector that describes the translation. The translation vector is a displacement that describes the change in position of a point under the translation.

In this case, the translation vector is given by the displacement from point D to point D′:

Point D is located at (2, 5).

Point D′ is located at (-6, -2).

The translation vector is given by the displacement (-6 - 2, -2 - 5) = (-8, -7).

To find the image of any point under the translation, you can add the translation vector to the coordinates of the point. For example, to find the image of point E under the translation, you can add the translation vector to the coordinates of point E:

Point E is located at (5, 5).

The translation vector is (-8, -7).

The image of point E is located at (5 - 8, 5 - 7) = (-3, -2).

You can follow the same process to find the images of the other points under the translation.

Step-by-step explanation:

The diameter of a spindle in a small motor is supposed to be 5.8 millimeters (mm) with a standard deviation of 0.14 mm. If the spindle is either too small or too large, the motor will not work properly. The manufacturer measures the diameter in a sample of 12 spindles to determine whether the mean diameter has moved away from the required measurement. Suppose the sample has an average diameter of 5.88 mm. What are the null and alternative hypotheses (H0 = null hypothesis and Ha = alternative hypothesis)?
A. H0: Mean= 5 and Ha: Mean is not equal to 5.
B. H0: Mean = 5 and Ha: Mean <5.
C. H0: Mean < 5 and Ha: Mean > 5.
D. H0: Mean = 5 and Ha: Mean > 5.

Answers

Answer: A. H0: Mean= 5 and Ha: Mean is not equal to 5.

Step-by-step explanation:

Definitions:

Null hypothesis \((H_0)\) is a statement describing population parameters according to the objective of the study. It takes "≤,≥,=" signs.   Alternative hypothesis\((H_a)\)  is a statement opposite to the null hypothesis elaborating population parameters according to the objective of the study. It takes ">, <, ≠" signs.

Given: The diameter of a spindle in a small motor is supposed to be 5.8 millimeters.

If the spindle is either too small or too large, the motor will not work properly. so, Mean diameter ≠ 5.8 to work correctly.

i.e. \(H_a: \text{Mean}\neq 5.8\)

So, \(H_a: \text{Mean =5.8}\)

The required null and alternative hypotheses:

H0: Mean= 5 and Ha: Mean is not equal to 5.

6x = 52 − 2y 5x + 7y = 70 Question 1 What is the first step when solving the given system by the elimination method?

Answers

The solution of the equations 6x = 52 − 2y and 5x + 7y = 70 by elimination method will be (7, 5).

What is the solution to the equation?

In other words, the collection of all feasible values for the parameters that satisfy the specified mathematical equation is the convenient storage of the bunch of equations.

The equations are given below.

6x = 52 - 2y

6x + 2y = 52

3x + y = 26                   ...1

5x + 7y = 70

(5/7)x + y = 10              ...2

Subtraction equation 2 from equation 1, then we have

3x - (5/7)x = 26 - 10

(16/7)x = 16

x = 7

Then the value of 'y' is given as,

3(7) + y = 26

21 + y = 26

y = 5

The solution of the equations 6x = 52 − 2y and 5x + 7y = 70 by elimination method will be (7, 5).

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A group of people were asked how many people live in their household. How many said they have 3 or more in their household?

A group of people were asked how many people live in their household. How many said they have 3 or more

Answers

Answer:

11

Step-by-step explanation:

we know this because there are 5 people saying they have 3 and 6 people saying they have between 4-7

What is the domain of f(x)? {x | 1 < x < 5} {x | 1 < x < 5} {y | −4 < y < 1} {y | −4 < y < 1}

Answers

The domain of function f(x) is given as follows:

{x | 1 ≤ x < 5}.

How to define the domain and range of a function?

The domain of a function is defined as the set containing all possible input values of the function, that is, all the values assumed by the independent variable x in the context of the function.The range of a function is defined as the set containing all possible output values of the function, that is, all the values assumed by the dependent variable y in the context of the function.

The values of x of the function given at the end of the answer are as follows:

Starts at x = 1(closed interval).Ends at x = 5 (open interval).

Hence the domain is given as follows:

{x | 1 ≤ x < 5}.

Missing Information

The function is given by the image presented at the end of the answer.

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What is the domain of f(x)? {x | 1 &lt; x &lt; 5} {x | 1 &lt; x &lt; 5} {y | 4 &lt; y &lt; 1} {y | 4

Answer:

A - {x | 1 < x < 5}

Step-by-step explanation:

took the Quiz

Solve the inequality -2d < 5

Answers

Answer:

d> -5/2

Step-by-step explanation:

-2d<5

divide both sides by -2

d>-5/2

Answer:

d > - \(\frac{5}{2}\)

Step-by-step explanation:

- 2d < 5

divide both sides by - 2, reversing the symbol as a result of dividing by a negative quantity.

d > \(\frac{5}{2}\) or d > 2.5

An insurance company classifies drivers as low risk, medium risk, high risk. Of those insured, 60% are low-risk, 30% are medium-risk, and 10% are high risk. After a study, the company finds that during a1-year period, 1% of the low risk drivers had an accident, 5% of the medium risk drivers had an accident, and 9% of the high-risk drivers had an accident.

Required:
a. If a driver had an accident during the year, find the probability that the driver is selected as a medium-risk driver.
b. If a driver who had an accident during the I-year period is selected, what is the probability that he has been classified as high-risk?
c. If two drivers who had an accident during the I -year period are selected, what is the probability that at least one of them has been classified as high-risk?

Answers

Answer:

a. 0.5 = 50% probability that the driver is selected as a medium-risk driver.

b. 0.3 = 30% probability that he has been classified as high-risk

c. 0.51 = 51% probability that at least one of them has been classified as high-risk.

Step-by-step explanation:

To solve this question, we need to understand conditional probability, for items a and b, and the binomial distribution, for item c.

Conditional Probability

We use the conditional probability formula to solve this question. It is

\(P(B|A) = \frac{P(A \cap B)}{P(A)}\)

In which

P(B|A) is the probability of event B happening, given that A happened.

\(P(A \cap B)\) is the probability of both A and B happening.

P(A) is the probability of A happening.

Binomial probability distribution

The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)

In which \(C_{n,x}\) is the number of different combinations of x objects from a set of n elements, given by the following formula.

\(C_{n,x} = \frac{n!}{x!(n-x)!}\)

And p is the probability of X happening.

a. If a driver had an accident during the year, find the probability that the driver is selected as a medium-risk driver.

Event A: Had an accident

Event B: Medium-risk driver

Probability of having an accident:

0.01 of 0.6(low risk)

0.05 of 0.3(medium risk)

0.09 of 0.1(high risk)

So

\(P(A) = 0.01*0.6 + 0.05*0.3 + 0.09*0.1 = 0.03\)

Probability of having an accident and being a medium risk driver:

0.05 of 0.3. So

\(P(A \cap B) = 0.05*0.3 = 0.015\)

Desired probability:

\(P(B|A) = \frac{P(A \cap B)}{P(A)} = \frac{0.015}{0.03} = 0.5\)

0.5 = 50% probability that the driver is selected as a medium-risk driver.

b. If a driver who had an accident during the I-year period is selected, what is the probability that he has been classified as high-risk?

Event A: Had an accident

Event B: High risk driver.

From the previous item, we already know that P(A) = 0.03.

Probability of having an accident and being a high risk driver is 0.09 of 0.1. So

\(P(A \cap B) = 0.1*0.09 = 0.009\)

The probability is

\(P(B|A) = \frac{P(A \cap B)}{P(A)} = \frac{0.009}{0.03} = 0.3\)

0.3 = 30% probability that he has been classified as high-risk

c. If two drivers who had an accident during the I -year period are selected, what is the probability that at least one of them has been classified as high-risk?

0.3 are classified as high risk, which means that \(p = 0.3\)

Two accidents mean that \(n = 2\)

This probability is:

\(P(X \geq 1) = 1 - P(X = 0)\)

In which

\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)

\(P(X = 0) = C_{2,0}.(0.3)^{0}.(0.7)^{2} = 0.49\)

\(P(X \geq 1) = 1 - P(X = 0) = 1 - 0.49 = 0.51\)

0.51 = 51% probability that at least one of them has been classified as high-risk.

In Orlando Florida the high temperature was 98F on Saturday and 87F on Sunday what is the percent change in high temperatures

Answers

Answer:

11%

Step-by-step explanation:

If you assume this is out of 100 you can do 98/100 - 87/100, or 98% - 87%, which equals 11%

can someone help me with this
here is the picture

can someone help me with thishere is the picture

Answers

The composite result function (f o g) and (g o f ) the given functions f(x) = x/(x-7) and g(x) = 5/x are 5/(5 - 7x ) and (5(x - 7))/x respectively.

What is the composite result function of (f o g) and (g o f ) the given functions?

A function is simply a relationship that maps one input to one output.

Given the data in the question;

f(x) = x/(x-7)g(x) = 5/x(f o g)  = ?(g o f ) = ?

First, set up the composite result function ( f o g ).

( f o g ) = f( g(x) )

( f o g ) = f( g(x) )  = 5/x / ( (5/x) - 7 )

Simplify

( f o g ) = 5/x / ( (5/x) - 7 )

( f o g ) = 5/x × 1/( (5/x) - 7 )

( f o g ) = 5/x × x/(5 - 7x )

( f o g ) = 5/(5 - 7x )

Next, we find ( g o f ).

( g o f ) = g( f(x) ) = 5 / ( x/ (x - 7) )

Simplify

( g o f ) = 5 / ( x/ (x - 7) )

( g o f ) = 5 × (x - 7)/x

( g o f ) = (5(x - 7))/x

Therefore, the composite result function ( f o g ) equals 5/(5 - 7x ) and ( g o f ) equals (5(x - 7))/x.

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Kyle draws a quadrilateral with a perimeter of 30 centimetres. What is the maximum possible area of Kyle's shape?

Answers

Answer:

225 square cm.

Step-by-step explanation:

The maximum possible area of Kyle's quadrilateral occurs when it is a square with side length equal to half the perimeter, which is 30/2 = 15 cm. The area of a square with side length 15 cm is 15 x 15 = 225 square cm.

A company has determined that its profit for a product can be described by a linear function.
The profit from the production and sale of 150 units is $455, and the profit from
250 units is $895.
(i) What is the average rate of change of the profit for this product when
between 150 and 250 units are sold?
(ii) Write the equation of the profit function for this product.
(iii) How many units give break-even for this product?
(b) You are the CEO for a lightweight compasses manufacturer. The demand
function for the lightweight compasses is given by p = 40 − 4q
2where q
is the number of lightweight compasses produced in millions.It costs the company $15
to make a lightweight compass.
(i) Write an equation giving profit as a function of the number of lightweight compasses
produced.
(ii) At the moment the company produces 2 million lightweight compasses and makes a profit
of $18,000,000, but you would like to reduce production. What smaller number of
lightweight compasses could the company produce to yield the same profit?

Answers

Step-by-step explanation:

(a)(i) The average rate of change is:

(895 − 455) / (250 − 150)

4.4

(a)(ii) Since the profit is linear, the slope of the line is equal to the average rate of change.  Using point-slope form:

y − 455 = 4.4 (x − 150)

Simplifying to slope-intercept form:

y − 455 = 4.4x − 660

y = 4.4x − 205

(a)(iii) The break-even point is when the profit is 0.

0 = 4.4x − 205

4.4x = 205

x = 46.6

(b)(i) The "demand function" is the selling pice of the compasses:

p = 40 − 4q²

where p is the price in dollars and q is the quantity in millions of units.

Profit is revenue minus cost.

P = R − C

P = pq − 15q

P = (p − 15) q

P = (25 − 4q²) q

P = 25q − 4q³

where P is the profit in millions of dollars and q is the quantity in millions of units.

(b)(ii) Find values of q when P = 18.

18 = 25q − 4q³

4q³ − 25q + 18 = 0

We know that q=2 is a root of this equation.  Using grouping:

4q³ − 8q² + 8q² − 25q + 18 = 0

4q² (q − 2) + (q − 2) (8q − 9) = 0

(q − 2) (4q² + 8q − 9) = 0

4q² + 8q − 9 = 0

Solve with quadratic formula.

x = [ -b ± √(b² − 4ac) ] / 2a

q = [ -8 ± √(8² − 4(4)(-9)) ] / 2(4)

q = (-8 ± √208) / 8

q = (-8 ± 4√13) / 8

q = (-2 ± √13) / 2

Since q is positive, q = (-2 + √13) / 2, or approximately 0.803.

Help please due at 3 pm asap!!



15 people can fit comfortably into a 5 x 5 feet square. What is the ratio of the number of people and the rectangle's area?

Answers

Answer:

I think the answer was 190,000 people that can fit comfortably in 25 feet square. Moreover, 30 x 5280x 2=316,000 so take that times 0.6 and get the answer.

Not sure if this is exactly what you are wanting but is it 15:25??

A toy store owner estimates that by charging x dollars each for a certain toy, he can sell 40−x toys each week. The quadratic equation R=−x2+40x is used to find the revenue, R , received when the selling price of a toy is x . Find the selling price that will give him the maximum revenue, and then find the amount of the maximum revenue.

Answers

If the selling price of a toy is x . The selling price that will give him the maximum revenue is $20 and the amount of the maximum revenue is 400.

Selling price and maximum revenue

Given quadratic equation:

R=−x2+40x

Now let use the quadratic equation  to find the selling price that will give the maximum revenue

R(x) =−x2+40x

R(x) =-x²+40x-400+400

R(x) =-(x-20)²+400

x = 20

R(x) max=400

Therefore If the selling price of a toy is x . The selling price that will give him the maximum revenue is $20 and the amount of the maximum revenue is 400.

Learn more about Selling price and maximum revenue here: https://brainly.com/question/13767537

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To prepare for school you need 3 notebooks for $1.09 each, 2 boxes of pencils for $2.68 each and a pack of markers for $0.89. How much will this cost?

ASAP ill give brainliest

Answers

Answer:

$9.52

Step-by-step explanation:

1.09 x 3 = 3.27

2.68 x 2 = 5.36

3.27+5.36+.89=9.52

Correct answer please

Correct answer please

Answers

Answer:

50.75

Step-by-step explanation:

We have:

\(E[g(x)] = \int\limits^{\infty}_{-\infty} {g(x)f(x)} \, dx \\\\= \int\limits^{1}_{-\infty} {g(x)(0)} \, dx+\int\limits^{6}_{1} {g(x)\frac{2}{x} } \, dx+\int\limits^{\infty}_{6} {g(x)(0)} \, dx\\\\= \int\limits^{6}_{1} {g(x)\frac{2}{x} } \, dx\\\\=\int\limits^{6}_{1} {(4x+3)\frac{2}{x} } \, dx\\\\=\int\limits^{6}_{1} {(4x)\frac{2}{x} } \, dx + \int\limits^{6}_{1} {(3)\frac{2}{x} } \, dx\\\\=\int\limits^{6}_{1} {8} \, dx + \int\limits^{6}_{1} {\frac{6}{x} } \, dx\\\\\)

\(=8\int\limits^{6}_{1} \, dx + 6\int\limits^{6}_{1} {\frac{1}{x} } \, dx\\\\= 8[x]^{^6}_{_1} + 6 [ln(x)]^{^6}_{_1}\\\\= 8[6-1] + 6[ln(6) - ln(1)]\\\\= 8(5) + 6(ln(6))\\\\= 40 + 10.75\\\\= 50.74\)

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