Answer:
1225 square millimeters
Explanation:
The area of a square can be calculated as side times side. So, the are of this square is equal to:
Area = side x side
Area = 35 x 35
Area = 1225 square millimeters
PLEASE HELP!!!
Find the length of the radius. Write your answer as
a simplified radical.
Step-by-step explanation:
Hey there!
Here;
A chord of a circle AB is given with measure of 24 cm.
Let O be the centre of a circle and OP is perpendicular to AB.
Now, draw an imaginary line from O to B. [To make a radius].
Now;
\(bp = \frac{1}{2} \times ab\)
\(bp = \frac{1}{2 } \times 24\)
Therefore BP = 12.
Again;
You can clearly see that POB is a Right angled triangle.
Now,
Using Pythagoras relation we get;
\( {ob} = \sqrt{ {po}^{2} + {bp}^{2} } \)
\(ob = \sqrt{ {8}^{2} + {12}^{2} } \)
\(ob = \sqrt{64 + 144} \)
\(ob = \sqrt{208} \)
Therefore OB = 14.42.
As OB is a radius, the value of radius is 14.42.
Hope it helps...
16 families went on a trip which cost them Rs 2,16,352. How much did each
family pay?
Given that 16 families went on a trip and the cost of the trip was Rs. 2,16,352.The amount paid by each family is to be determined by unitary method Hence each family paid Rs.13522
Now, let's solve this by using the method of unitary method. To find the cost of 1 family trip, we will divide the total cost of the trip by the number of families.2,16,352 / 16 = 13,522 So, the cost of the trip per family is Rs. 13,522.Hence, each family paid Rs. 13,522 for the trip.
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Answer:
Step-by-step explanation
1. The total cost of the trip for all 16 families is Rs 2,16,352.
2. To find out how much each family paid, we need to divide the total cost by the number of families: Rs 2,16,352 ÷ 16.
3. When we do the division, we get the result: Rs 13,522.
Now let's check if this result is correct:
1. If each family paid Rs 13,522 for the trip, then the total cost for all 16 families would be: 16 × Rs 13,522 = Rs 2,16,352.
2. This is exactly the same as the total cost given in the problem statement.
So we have shown that each family paid **Rs 13,522** for the trip
A pizza parlor charges $9.25 for a large pizza, plus $0.80 for each additional topping. Which equation correctly reflects the relationship between the number of toppings and the total cost of a large pizza?
y = 9.25x + 80
y = 80x + 9.25
y = 9.25x + 0.8
y = 0.8x + 9.25
Answer:
c because you dont need the extra zero on the 8
Please help urgent thank you math helpers
You would need approximately 225 mL of the 70% alcohol mixture to obtain the desired 55% solution.
To find out how much of the 70% alcohol mixture you need to obtain a 55% solution, we can set up an equation based on the principle of mixing concentrations.
Let's assume you need "x" mL of the 70% alcohol mixture.
First, we'll determine the amount of alcohol in the 10% alcohol mixture:
Alcohol in 10% mixture = 10% of 75 mL
= (10/100) × 75 mL
= 7.5 mL
Next, we'll determine the total amount of alcohol in the desired 55% solution:
Alcohol in 55% solution = 55% of (75 mL + x mL)
We want the amount of alcohol in the 55% solution to be equal to the sum of the alcohol in the 10% mixture and the alcohol in the x mL of the 70% mixture.
Therefore, we can set up the equation:
Alcohol in 55% solution = Alcohol in 10% mixture + Alcohol in 70% mixture
55% of (75 mL + x mL) = 7.5 mL + 0.7x mL
Now, let's solve for "x" to find the amount of the 70% alcohol mixture needed:
0.55 × (75 mL + x mL) = 7.5 mL + 0.7x mL
41.25 mL + 0.55x mL = 7.5 mL + 0.7x mL
0.55x mL - 0.7x mL = 7.5 mL - 41.25 mL
-0.15x mL = -33.75 mL
x mL = (-33.75 mL) / (-0.15)
x mL ≈ 225 mL
Therefore, you would need approximately 225 mL of the 70% alcohol mixture to obtain the desired 55% solution.
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A total of 27 students are in your class. There are nine more males than females.
How many females are in your class?
The chart below represents the steps in the process of a bill becoming a law. Use the chart to answer the following question.
The image represents the process of a bill becoming a law. It shows a set of parallel lines that merge, then split into two, and then merge again. Moving left to right, the top line has boxes labeled: A, C, E, G, and H. The bottom line has boxes labeled: B, D, F, and I. Boxes A and B, C and D, E and F, H and I, are paired. G is the only box on the top line without a corresponding box on the bottom line. Continuing to move from left to right, the two lines merge into one and have one box labeled J. Then the lines separate into two parallel lines again. The top line is labeled with box K and the bottom line is labeled with box L. The two parallel lines continue to the right where they again merge into one line, with an arrow pointing to a final box labeled M.
© 2011 FLVS
Which section of this chart represents the point where a bill is first debated in subcommittees?
A and B
H and I
C and D
K and L
Based on the description provided, the section of the chart that represents the point where a bill is first debated in subcommittees is: C and D
How to explain the informationIn the given chart, the parallel lines represent the progression of a bill through various stages in the legislative process. The boxes on the top line represent one set of actions or steps, while the boxes on the bottom line represent another set of actions or steps.
Moving from left to right on the chart, the boxes A and B are paired, representing a particular stage in the process. Similarly, the boxes C and D are paired, indicating another stage in the process.
In the context of the question, the stage where a bill is first debated in subcommittees is represented by the boxes C and D.
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The diameter of a circle is 10 units. What is the radius of the circle? units
Answer:
The answer is 5.
Step-by-step explanation:
Hope this helped Mark BRAINLEST!!!
Answer:
5
Step-by-step explanation:
PLEASE HELP 20 POINTS!
Answer:
WHAT PERCENT?
FOR ME IS B. 20%!HOPE THIS HELPS YOU ANSWER :)
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The merry-go-round at the fair rotates 12 times each minute, and children are 15 feet from the center of the wheel when they are in their seats. What is the linear velocity of the children in feet per hour?
360π
720π
21,600π
43,200π
Answer:
i think c 21600pi
Step-by-step explanation:
Answer:
C. 21600π
Step-by-step explanation:
Helppppp quick please!!
This is a contradiction, so our original assumption that g(x) = f(x) must be false. Therefore, the solution is not true algebraically.
What are functions ?
In mathematics, a function is a rule that maps each element in a set (the domain) to a unique element in another set (the range). It is a relation between a set of inputs and a set of possible outputs with the property that each input is related to exactly one output. Functions are commonly represented using function notation, where the symbol "f" is used to represent the function, and the input value is placed inside parentheses. For example, if the function takes the input "x" and returns the output "y"
According to the question:
To prove algebraically that g(x) = f(x), we need to show that the expressions for g(x) and f(x) are equivalent for all values of x. That is, we need to show that:
2x²+3x-1 = x²-3
We can start by simplifying both sides of the equation:
2x²+3x-1 - (x²-3) = 0
Simplifying the left side, we get:
2x²+3x-1 - x²+3 = x²+3x+2
Now we can simplify the right side:
x²+3x+2 = (x+1)(x+2)
Substituting this expression back into the equation, we get:
2x²+3x-1 - x²+3 = (x+1)(x+2)
Simplifying the left side again, we get:
x²+3x-4 = (x+1)(x-4)
Now we have:
(x+1)(x-4) = (x+1)(x+2)
We can cancel out the factor of (x+1) from both sides, since it is not equal to zero for any value of x:
x-4 = x+2
Subtracting x from both sides, we get:
-4 = 2
This is a contradiction, so our original assumption that g(x) = f(x) must be false. Therefore, the solution is not true algebraically.
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2x + y = 7
x + y = 1
The solution to the system of equations is x = 6 and y = -5, which is the same as we obtained using the elimination method.
What is the system of equations?A system of equations is a collection of one or more equations that are considered together. The system can consist of linear or nonlinear equations and may have one or more variables. The solution to a system of equations is the set of values that satisfy all of the equations in the system simultaneously. The given system of equations is:
2x + y = 7 ---(1)
x + y = 1 ---(2)
To solve this system, we can use the method of elimination or substitution.
Method 1: Elimination
In this method, we eliminate one of the variables by adding or subtracting the two equations. To do this, we need to multiply one or both equations by a suitable constant so that the coefficients of one of the variables become equal in magnitude but opposite in sign.
Let's multiply equation (2) by -2, so that the coefficient of y in both equations becomes equal in magnitude but opposite in sign:
-2(x + y) = -2(1) --
Multiplying equation
(2) by -2-2x - 2y = -2
Now we can add the two equations (1) and (-2x - 2y = -2) to eliminate y:
2x + y = 7(-2x - 2y = -2)0x - y = 5
We now have a new equation in which y is isolated.
To solve for y, we can multiply both sides by -1:
-1(-y) = -1(5)y = -5
Now that we know y = -5, we can substitute this value into equation (2) to find x:x + y = 1x + (-5) = 1x = 6
Therefore, the solution to the system of equations is (x,y) = (6,-5).
Method 2: Substitution
In this method, we solve one of the equations for one variable in terms of the other variable and substitute this expression into the other equation to get an equation with only one variable.
From equation (2), we can solve for y in terms of x:y = 1 - x
We can then substitute this expression for y into equation (1):2x + y = 72x + (1 - x) = 7 --Substituting y = 1 - xx + 1 = 7x = 6
Now that we know x = 6, we can substitute this value into equation (2) to find y:x + y = 16 + y = 1 --Substituting x = 6y = -5
Therefore, the solution to the system of equations is (x,y) = (6,-5), which is the same as we obtained using the elimination method.
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A blueprint used a scale of 1.5 cm = 2 m to
represent a grain silo. If the height of the silo in
the drawing was 33 cm, how tall is the actual grain
silo?
Answer: The Silo is 44 meters tall
Step-by-step explanation:
To find the height of the silo, first you have to divide the drawing height (33cm) by 1.5 to get the unit rate. Then multiply the 22 by 2 to get 44 meters (The height of the silo)
Please help! I’m kinda stuck on these type of questions so an explanation would help too!
Answer:
a. 49
Step-by-step explanation:
so, basically turn the equation around! -15+64. because -15 is in parentheses, we know that it is negative, but another way you can do it is to take away the addition symbol and just use the negative as a subtraction one. so you could do 64-15 and you get 49. for b it's a little different, two negative cancel each other out so because there's a subtraction sign after 18 and there's a negative sign before 55 you can see that to simplify the equation it would be -18+55 or again 55-18. for c I think that one is pretty simple, just do 92-86 (I don't know if you see the pattern yet but most times you can just flip it around.) and for d you can do 17 plus 44 and then make the solution negative. I hope this helped a little!!
help me please please please
The angle measures for this problem are given as follows:
a = 62º.b = 118º.c = 62º.d = 62º.How to obtain the angle measures?The sum of the measures of the internal angles of a triangle is of 180º.
The triangle in this problem is ABC, hence the measure of a is obtained as follows:
a + 68 + 50 = 180
a = 180 - (68 + 50)
a = 62º.
c and d are corresponding angles to angle a, as they are on the same position relative to parallel lines, hence their measures are given as follows:
c = 62º.d = 62º.Angle b is a corresponding interior angle with angle a, hence they are supplementary and it's measure is given as follows:
a + b = 180
62 + b = 180
b = 118º.
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what is the solution of the set of the compound inequalities 3.5x-10>-3 and 8x-9<39
Answer:
Step-by-step explanation:
3.5x - 10 > -3
3.5x > 7
x > 2
8x - 9 < 39
8x < 48
x < 6
x > 2 and x < 6
When a number ,x, increases by 12% and then decreased by 12% then the new number will be?
Answer: The new number is 1.44% smaller than the original.
=========================================================
Explanation:
To increase by 12%, we involve the multiplier 1.12
Think of 1.12 as 100% + 12% = 1 + 0.12 = 1.12
We go from x to 1.12x
To decrease by 12%, we will use the multiplier 0.88 because 1 - 0.12 = 0.88
Think of it like a discount. If you save 12%, then you pay the remaining 88%
So 0.88*1.12x = 0.9856x
The value 0.9856 is smaller than 1, meaning that overall we have a net discount going on.
The discount rate is 1 - 0.9856 = 0.0144 = 1.44%
In other words, x ultimately goes down by exactly 1.44%
----------------
If you want to use an actual number to see an example, let's go for x = 100
Increasing 100 by 12% means we increase by 0.12*100 = 12
We go from 100 to 112
Then decreasing by 12% means the value goes down by 0.12*112 = 13.44 and drops to 112-13.44 = 98.56
The original value 100 becomes the final value 98.56
This is a percent decrease of (100-98.56)/100 = 0.0144 = 1.44%
To purchase $14,500 worth of restaurant equipment for her business, Debra made a down payment of $1300 and took out a business loan for the rest. After 2 years of paying monthly payments of $585.04, she finally paid off the loan.
(a) What was the total amount Debra ended up paying for the equipment (including the down payment and monthly payments)?
(b) How much interest did Debra pay on the loan?
The total amount Debra ended up paying for the equipment was $28,541.60 and the amount of interest Debra paid on the loan was $14,041.60
(a) To find the total amount Debra ended up paying for the equipment (including the down payment and monthly payments), we need to add the down payment to the total amount of the loan, and then add the total amount of the monthly payments made over the two years.
Total amount of the loan = $14,500 - $1,300 (down payment) = $13,200
Total amount paid = Down payment + Total amount of the loan + Total amount of monthly payments
Total amount paid = $1,300 + $13,200 + ($585.04 x 24) [since there are 24 monthly payments in 2 years]
Total amount paid = $1,300 + $13,200 + $14,041.60
Total amount paid = $28,541.60
Therefore, the total amount Debra ended up paying for the equipment (including the down payment and monthly payments) was $28,541.60.
(b) To find the amount of interest paid on the loan, we need to subtract the total amount borrowed from the total amount paid, and then subtract the down payment. This will give us the total amount of interest paid over the two years.
Total interest paid = Total amount paid - Total amount borrowed - Down payment
Total interest paid = $28,541.60 - $13,200 - $1,300
Total interest paid = $14,041.60
Therefore, the amount of interest Debra paid on the loan was $14,041.60.
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HELP THANK Y PLSSSS HELP
Answer:
$3.50
Step-by-step explanation:
You want the change received from a $50 bill after the purchase of 3 shirts for $7.25 each, 1 dress for $12.00, and 1 tote bag for $9.50, with $3.25 added sales tax.
PurchaseThe subtotal of items purchased is ...
3 × $7.25 + 1 × 12.00 + 1 × 9.50 = $43.25
ChangeThe total amount of the purchase, after tax is added is ...
items + tax = $43.25 +3.25 = $46.50
The change received from $50 tendered is ...
$50.00 -46.50 = $3.50
Winnie should receive $3.50 in change.
Find the quotient.
h^6/h
h
Answer: the quotient of the given expression is, h5
Step-by-step explanation:
Use the exponent rule:
Given the expression:
⇒
Apply the exponent rules we have;
Simplify:
therefore, the quotient of the given expression is,
find the measure of the indicated angle to the neareat degree. show your equation, use proper trig function, and clearly mark your answer.
Step-by-step explanation:
for 1st triangle on the left
sin(x) = 24/38
x = inverse sin(24/38)
x = 39.1667 deg
for triangle 2
cos(x) = 20/52
x = inverse cos (20/52)
x = 67.38 deg
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A high school class is planning a field trip to an art museum in their city. The class collected a total of $1259 from all of the students, which will go towards renting a bus, museum admission, and lunch
However, a week before the trip 9 students had to drop out and their portion of the collected money had to be given back to them. Due to this, the students that are all still going must contribute an
Now let a be the number of students who went on the trip and s9 be the original number of students who had planned to go on the trip
What equation can be written to determine the number of students that went on this trip?
An equation can be written to determine the number of students that went on this trip is: C. \(\frac{1259}{s} + 12=\frac{1259}{s+9}\)
How to write an equation to determine the number of students that went on this trip?In order to write an equation to determine the number of students that went on this trip, we would have to assign a variable and an expression to the number of students who went on the trip and the original number of students who had planned to go on the trip as follows;
Let the variable s represent the number of students who went on the trip.Let the expression s + 9 represent the original number of students who had planned to go on the trip.Since a total of $1259 was collected from all of the students with 9 students dropping out and their portion of the money collected given back to them while the students that are all still going must contribute an additional $12, an equation to determine the number of students that went on this trip is given by;
\(\frac{1259}{s} + 12=\frac{1259}{s+9}\)
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Complete Question:
A high school class is planning a field trip to an art museum in their city. The class collected a total of $1259 from all of the students, which will go towards renting a bus, museum admission, and lunch.
However, a week before the trip 9 students had to drop out and their portion of the collected money had to be given back to them. Due to this, the students that are all still going must contribute an additional $12 each to cover all of the cost.
Now let s be the number of students who went on the trip and s + 9 be the original number of students who had planned to go on the trip
What equation can be written to determine the number of students that went on this trip?
Suppose that we want to generate the outcome of the flip of a fair coin, but that all we have at our disposal is a biased coin which lands on heads with some unknown probability p that need not be equal to1/2. Consider the following procedure for accomplishing our task:
1. Flip the coin.
2. Flip the coin again.
3. If both flips land on heads or both land on tails, return to step 1. 4. Let the result of the last flip be the result of the experiment.
(a) Show that the result is equally likely to be either heads or tails.
(b) Could we use a simpler procedure that continues to flip the coin until the last two flips are different and then lets the result be the outcome of the final flip?
Answer:
Step-by-step explanation:
Given that;
the following procedure for accomplishing our task are:
1. Flip the coin.
2. Flip the coin again.
From here will know that the coin is first flipped twice
3. If both flips land on heads or both land on tails, it implies that we return to step 1 to start again. this makes the flip to be insignificant since both flips land on heads or both land on tails
But if the outcomes of the two flip are different i.e they did not land on both heads or both did not land on tails , then we will consider such an outcome.
Let the probability of head = p
so P(head) = p
the probability of tail be = (1 - p)
This kind of probability follows a conditional distribution and the probability of getting heads is :
\(P( \{Tails, Heads\})|\{Tails, Heads,( Heads ,Tails)\})\)
\(= \dfrac{P( \{Tails, Heads\}) \cap \{Tails, Heads,( Heads ,Tails)\})}{ {P( \{Tails, Heads,( Heads ,Tails)\}}}\)
\(= \dfrac{P( \{Tails, Heads\}) }{ {P( \{Tails, Heads,( Heads ,Tails)\}}}\)
\(= \dfrac{P( \{Tails, Heads\}) } { {P( Tails, Heads) +P( Heads ,Tails)}}\)
\(=\dfrac{(1-p)*p}{(1-p)*p+p*(1-p)}\)
\(=\dfrac{(1-p)*p}{2(1-p)*p}\)
\(=\dfrac{1}{2}\)
Thus; the probability of getting heads is \(\dfrac{1}{2}\) which typically implies that the coin is fair
(b) Could we use a simpler procedure that continues to flip the coin until the last two flips are different and then lets the result be the outcome of the final flip?
For a fair coin (0<p<1) , it's certain that both heads and tails at the end of the flip.
The procedure that is talked about in (b) illustrates that the procedure gives head if and only if the first flip comes out tail with probability 1 - p.
Likewise , the procedure gives tail if and and only if the first flip comes out head with probability of p.
In essence, NO, procedure (b) does not give a fair coin flip outcome.
Need Help filling in the table?
Answer: Down there,
Step-by-step explanation:
Row 1 = 29
Row 2 = 5
Row 3 = -1
Row 4 = -7
D. Which transformations (vertical shift, horizontal shift, dilations, and reflections) change the domain of a function.
Support your answers with equations and graphs.
The transformations that change the domain of a function are given as follows:
Horizontal shift.Dilation.Reflection over the y-axis.What is the domain of a function?The domain of a function is defined as the set containing all the values assumed by the independent variable x of the function, which are also all the input values assumed by the function.
Hence we must look at transformations that change the values of x of the function, which are given as follows:
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why is upendrakishore roy chouwdhury remembered
Answer:
Upendrakishore Roy Chowdhury; 12 May 1863 – 20 December 1915) was a Bengali writer and painter. He was the first person who introduced the colour printing in bangal. He started the first color children's magazine Sandesh in 1913.
Step-by-step explanation:
history ig
how many solutions does 4x8y=-8 x=-2y+1 have
Answer:
It has no solution
Step-by-step explanation:
I tried to figure it out but I got no solution
A computer training institute has 625 students that are paying a course fee of $400. Their research shows that for every $20 reduction in the fee, they will attract another 50 students. Which equation could be used to represent this situation, where x is the course fee and R(x) is the total revenue?
R(x) = −2.5x2 + 1625x
R(x) = −3x2 + 1650x
R(x) = 3x2 − 1650x
R(x) = 2.5x2 − 1625x
The equation that could be used to represent this situation, where x is the course fee and R(x) is the total revenue, is: R(x) = 250000 + 375x - 2.5x²
What is an Equations?Equations are mathematical statements with two algebraic expressionsοn either sideοf an equals (=) sign. It illustrates the equality between the expressions writtenοn the left and right sides. To determine the valueοf a variable representing an unknown quantity, equations can be solved. A statement is not an equation if there is no "equal to" symbol in it. It will be regarded as an expression.
N(x) = 625 + 2.5x
The revenue R(x) will be the productοf the numberοf students enrolled and the fee charged per student. The fee charged per student will be (400 - x) dollars. So, the revenue function can be represented as:
R(x) = (625 + 2.5x)(400 - x)
Simplifying the expression, we get:
R(x) = 250000 + 375x - 2.5x²
Therefore, the equation that could be used to represent this situation, where x is the course fee and R(x) is the total revenue, is:
R(x) = 250000 + 375x - 2.5x²
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Suppose that f is differentiable for all x and that f (x)≤2 for all x. If f(1)=2 and f(4)=8 then f(2) has the value equal to a.3 b.4 c.6 d.8
The value of the function f(x) which is differentiable at all x, at x = 2
Or f(2) = b. 4.
What is a function?A function can be defined as the outputs for a given set of inputs.
The inputs of a function are known as the independent variable and the outputs of a function are known as the dependent variable.
Given, The function 'f' is differentiable for all x.
Now, f(1) = 2 and f(4) = 8, So, f(x) can be 2x as it is satisfying the conditions.
∴ At x = 2 or f(2) = 2(2) = 4.
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A new gaming chair costs $309.99. You have already saved $144.99 and earn $27.50 each week babysitting. Write and solve an equation to determine how many weeks, w, you must babysit to earn enough money to buy the new gaming chair.
27.5w − 144.99 = 309.99; w = 17
27.5 + 144.99w = 309.99; w = 6
27.5w − 309.99 = 144.99; w = 17
27.5w + 144.99 = 309.99; w = 6
The linear equation we need to solve is:
$27.50*w = $309.99 - $144.99
And the solution is w = 6.
How to write and solve the equation?
We know that the cost of the gaming chair is $309.99.
To buy this, you already have saved $144.99, and save another $27.50 per week, then the amount you have after w weeks is:
f(w) = $144.99 + $27.50*w
So the linear equation we need to solve is:
$144.99 + $27.50*w = $309.99
To solve this we need to isolate w.
$144.99 + $27.50*w = $309.99
$27.50*w = $309.99 - $144.99
w = ($309.99 - $144.99)/$27.50 = 6
So they can buy the chair after 6 weeks.
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Please help me!! I will give you brainliest!
Answer:
volume = 7/8 cubic units
Step-by-step explanation:
\(volume = base \ area \times height = \frac{1}{2} \times \frac {7}{4} = \frac{7}{8} units^3\)