need help with 10 quick!!!!!!!

By applying velocity concept, it can be concluded that the height of the object is 48 feet at 1 second and 3 seconds.

Velocity is the distance traveled, and the direction in which the distance is changing. It can also be described as the instantaneous rate of change of a moving object.

velocity = Δs / Δt  , where:

Δs = distance change

Δt  = time change

The height of the object is given by the equation h = -16t² + 64t.

We need to find the time t when the height is 48 feet.

To do this, we can plug in the value of h and solve for t:

 h = -16t² + 64t

48 = -16t² + 64t

 0 = -16t² + 64t - 48

Dividing by -16 gives us:

0 = t² - 4t + 3

  = (t - 3)(t - 1)

Therefore, the possible values of t are 1 and 3 seconds.

So, the height of the object is 48 feet at 1 second and 3 seconds.

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It will take 5.00 seconds for the object to reach a height of 48 feet.

To answer this question, we need to use the equation given: h = -16t2 + 64t. We know that the height is 48 feet and need to calculate the number of seconds it will take to reach this height.

We can rearrange the equation to solve for t, which will give us the number of seconds it takes to reach 48 feet:

48 = -16t2 + 64t

To solve for t, we can use the quadratic formula:

t = (-64 ± √(642 - 4(-16)(48))) / (2(-16))

After simplifying, we get:

t = (8 ± √384) / -32

Therefore, the two solutions are t = 5.00 seconds and t = -6.25 seconds.

Since the object is being propelled upwards, the only solution that makes sense is t = 5.00 seconds.

Therefore, it will take 5.00 seconds for the object to reach a height of 48 feet.

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Answer:

[tex]x = 2[/tex]

Step-by-step explanation:

[tex]9(2 - x) = 3x - 6 \\ 18 - 9x = 3x - 6 \\ 18 + 6 = 3x + 9x \\ 24 = 12x \\ x = 2[/tex]

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The value of x is 2 !

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hope it helps! :)

o(a) = o(a-1) for any element a ∈ G.</p>,o(a) = o(a-1) for both the finite and infinite order cases

<p>Let G be a group and a ∈ G. To show that o(a) = o(a-1), we need to consider both the finite and infinite order cases.</p>
Finite order</p>
<p>If a has finite order, then there exists a positive integer n such that a^n = 1. We want to show that (a-1)^n = 1 as well. By the binomial theorem, we have:</p>
<p>(a-1)^n = a^n - na^(n-1) + (n(n-1)/2)a^(n-2) - ... + (-1)^n</p>
<p>Since a^n = 1, we can simplify this to:</p>
<p>(a-1)^n = 1 - na^(n-1) + (n(n-1)/2)a^(n-2) - ... + (-1)^n</p>
<p>All of the terms except for the last one are multiples of a, so they will all cancel out when we multiply by a^n. This leaves us with:</p>
<p>(a-1)^n * a^n = (-1)^n * a^n</p>
<p>Since a^n = 1, this simplifies to:</p>
<p>(a-1)^n = (-1)^n</p>
<p>If n is even, then (-1)^n = 1, so (a-1)^n = 1. If n is odd, then (-1)^n = -1, so (a-1)^n = -1. But since a-1 is an element of G, it must have an inverse, so (a-1)^n = 1. Therefore, o(a) = o(a-1) in the finite order case.</p>
Infinite order</p>
<p>If a has infinite order, then there is no positive integer n such that a^n = 1. We want to show that there is also no positive integer n such that (a-1)^n = 1. Suppose there exists such an n. Then we have:</p>
<p>(a-1)^n = 1</p>
<p>Multiplying both sides by a^n gives us:</p>
<p>(a-1)^n * a^n = a^n</p>
<p>But this is equivalent to:</p>
<p>(a^n - 1)^n = a^n</p>
<p>Since a has infinite order, a^n ≠ 1 for any positive integer n. Therefore, there is no positive integer n such that (a-1)^n = 1, so o(a) = o(a-1) in the infinite order case as well.</p>
<p>In conclusion, o(a) = o(a-1) for both the finite and infinite order cases. Therefore, o(a) = o(a-1) for any element a ∈ G.</p>

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1. The median of the sample is obtained through the expression 3+5 / 2. The correct answer is option b.

2. The mean of the ungrouped data distribution is 1.98. The correct answer is option C.

1. The median of a set of data is the middle value when the data is arranged in ascending or descending order. In this case, the data set is (1.9, 3, 5, 7). The middle values are 3 and 5, so the median is the average of these two values, which is (3+5) / 2 = 4.

2. The mean of a set of data is the sum of all the data values divided by the number of data values. In this case, the mean is [(3.2)(2) + (1.3)(5) + (2.4)(3)] / (2+5+3) = 19.8 / 10 = 1.98.

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To solve the equation, we need to get rid of the fractions by multiplying both sides of the equation by the least common denominator (LCD), which is (b^(2)-9). This will give us:
(8)(b^(2)-9)/(b^(2)-9)-(1)(b^(2)-9)/(b+3)=(1)(b^(2)-9)/(b^(2)-9)
Simplifying the equation gives us:
8-(b^(2)-9)/(b+3)=1
Next, we will isolate the variable term by subtracting 8 from both sides of the equation:
-(b^(2)-9)/(b+3)=-7
Now, we will multiply both sides of the equation by (b+3) to get rid of the fraction:
-(b^(2)-9)=-7(b+3)
Expanding the equation gives us:
-b^(2)+9=-7b-21
Rearranging the equation gives us:
b^(2)-7b-30=0
Factoring the equation gives us:
(b-10)(b+3)=0
Setting each factor equal to zero gives us the possible solutions:
b-10=0 or b+3=0
Solving for b gives us the possible solutions:
b=10 or b=-3
However, we need to check for extraneous solutions by plugging the possible solutions back into the original equation. Plugging in b=10 gives us a true statement, but plugging in b=-3 gives us an undefined expression. Therefore, the only solution is b=10.
Answer: b=10

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Answer:

Proofs attached to answer

Step-by-step explanation:

Proofs attached to answer

Teh type of plate was served are 242 child's plates and 212 adult's plates.

To solve this problem, we can use a system of equations. Let x be the number of child's plates and y be the number of adult's plates.

We can write two equations to represent the information given in the problem:

x + y = 454 (the total number of plates served)

3.50x + 7.40y = 2415.80 (the total amount of money collected)

Now we can use the first equation to solve for one of the variables in terms of the other.

For example, we can solve for x in terms of y:

x = 454 - y

Now we can substitute this expression for x into the second equation:

3.50(454 - y) + 7.40y = 2415.80

Simplifying and solving for y, we get:

1589 - 3.50y + 7.40y = 2415.80 3.90y = 826.80 y = 212

Now we can use this value of y to find x: x = 454 - 212 = 242 So there were 242 child's plates and 212 adult's plates served.

Rounded to the nearest whole person, the answer is 242 child's plates and 212 adult's plates.

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Larry will need an annual rate of return of approximately 1.35% (rounded to two decimal places) to reach his goal of $3,500 in 20 years, if interest is compounded continuously.

The formula for continuous compounding is [tex]A = Pe^{rt}[/tex], where A is the amount of money at the end of the investment period, P is the initial principal, e is Euler's number (approximately 2.71828), r is the annual interest rate, and t is the time in years.

In this case, Larry has P = $3,000 and needs A = $3,500 in t = 20 years. We can solve for r by rearranging the formula:

[tex]r = ln(A/P)/(t)[/tex]

Plugging in the values, we get:

[tex]r = ln(3500/3000)/(20) = 0.0135[/tex] or 1.35%

Therefore, Larry will need an annual rate of return of approximately 1.35% (rounded to two decimal places) to reach his goal of $3,500 in 20 years, if interest is compounded continuously.

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Answer:

28 units

Step-by-step explanation:

To find the area of a rectangle, multiply the base by its height.

Area = b · h

Area = 7 · 4

Area = 28 units

(a) Let P0 = (-1, 2, 3) be the point and v = (7, -1, 5) be the direction vector. Then the equation of the line can be written in vector form as:

r = P0 + tv

where r is a point on the line, t is a scalar parameter, and v is the direction vector. Substituting the values of P0 and v, we get:

r = (-1, 2, 3) + t(7, -1, 5)

or

r = (7t - 1, -t + 2, 5t + 3)

(b) Let P0 = (2, 0, -1) be the point and v = (1, 1, 1) be the direction vector. Then the equation of the line can be written in vector form as:

r = P0 + tv

where r is a point on the line, t is a scalar parameter, and v is the direction vector. Substituting the values of P0 and v, we get:

r = (2, 0, -1) + t(1, 1, 1)

or

r = (t + 2, t, t - 1)

(c) Let P0 = (2, -4, 1) be the point and v = (0, 0, -2) be the direction vector. Then the equation of the line can be written in vector form as:

r = P0 + tv

where r is a point on the line, t is a scalar parameter, and v is the direction vector. Substituting the values of P0 and v, we get:

r = (2, -4, 1) + t(0, 0, -2)

or

r = (2, -4, 1 - 2t)

(d) Let P0 = (0, 0, 0) be the point and v = (a, b, c) be the direction vector. Then the equation of the line can be written in vector form as:

r = P0 + tv

where r is a point on the line, t is a scalar parameter, and v is the direction vector. Substituting the values of P0 and v, we get:

r = (0, 0, 0) + t(a, b, c)

or

r = (at, bt, ct)

Note that the vector form of a line through a point P and parallel to a vector v is not unique, as there are infinitely many scalar multiples of v that are also parallel to it. The above solutions are one possible vector form for each case.

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[tex]\left \{ {{2y-x=-9} \atop {y=2x-3}} \right. \iff \left \{ {{2(2x-3)-x=-9} \atop {y=2x-3}} \right. \iff \{ {{4x-6-x=-9} \atop {y=2x-3}} \right. \\[/tex]

[tex]\{ {{3x=-9+6} \atop {y=2x-3}} \right. \iff \{ {{3x=-3} \atop {y=2x-3}} \right. \iff \{ {{x=-1} \atop {y=2x-3}} \right. \\[/tex]

[tex]\{ {{x=-1} \atop {y=2(-1)-3}} \right \iff \{ {{x=-1} \atop {y=-2-3}} \right \implies \bf \{ {{x=-1} \atop {y=-5}}[/tex]

[tex]\implies (x, \ y) = (-1, \ -5)[/tex]

Answer: 1/3

Step-by-step explanation: so there is six cards total and only two of them are even so 2/6 and that can go to 1/3

1/3

There are 2 even numbers, and the total is 6. So 2/6 in the simplest form is 1/3.

As the value of x (time in seconds) increases, the height of the soccer ball decreases until it hits the ground at x=3.

what is domain of the function?

The domain of a function is the set of all possible values of the input variable (independent variable) for which the function is defined. It is the set of all x-values for which the function produces a valid output. In order to determine the domain of a function, one needs to consider any restrictions or limitations that the function may have.

The given problem is related to the motion of a soccer ball kicked by Lin. The height of the soccer ball (in feet) is a function of time (in seconds), and it is represented by a graph.

Domain: The domain of the function is the set of all possible values of the input variable (time in seconds). In this case, the soccer ball was in the air for 3 seconds, so the domain is [0, 3], which means that the height function is defined for all values of time between 0 and 3 seconds, including 0 and 3.

Range: The range of the function is the set of all possible values of the output variable (height of the soccer ball in feet). In this case, the soccer ball reached a height of approximately 30 ft while it was in the air. Therefore, the range of the function is [0, 30], which means that the height of the soccer ball is defined for all values between 0 and 30 feet, including 0 and 30.

Line of symmetry: The line of symmetry is a vertical line that passes through the vertex of the parabola (in this case, the highest point that the soccer ball reaches). The parabolic graph of the soccer ball's height function is symmetric with respect to the vertical line passing through the midpoint of the domain. Since the domain is [0, 3], the midpoint is (3/2, 0), so the line of symmetry is x = 3/2.

As the value of x (time in seconds) increases, the height of the soccer ball decreases until it hits the ground at x=3. As the value of x decreases from 3 to 0, the height of the soccer ball increases from 0 to 30 and then decreases again as it hits the ground. The rate of change of the height of the soccer ball is not constant but rather depends on the shape of the parabolic graph of the height function.

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The surface area of the solids are listed below:

In this problem we find three cases of unfolded solids, whose surface area must be determined. The surface area is the sum of the areas of all faces of the solid. The area formulas for the triangle and the rectangle are, respectively:

Rectangle

A = b · h

Triangle

A = 0.5 · b · h

Where:

Now we proceed to determine the surface area of the solids are listed below:

Case 1

A = (9 in)² + 0.5 · (9 in)²

A = 81 in² + 40.5 in²

A = 121.5 in²

Case 2

A = 4 · (10 cm) · (2 cm) + (2 cm)²

A = 80 cm² + 4 cm²

A = 84 cm²

Case 3

A = 3 · (8 ft) · (10 ft) + 2 · (8 ft) · (5 ft)

A = 240 ft² + 80 ft²

A = 320 ft²

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Using long division . The quotient of  (4x^3-6x^2-4x+8) divided by (2x-1) is: 2x^2 - 2x - 2 with a remainder of 7.

Let use long division to determine the quotient of (4x^3-6x^2-4x+8) divided by (2x-1).

Long division:

   2x^2  - 2x  - 2

    --------------------

2x - 1 | 4x^3  - 6x^2  - 4x  + 8

       - (4x^3  - 2x^2)

       --------------

            -4x^2  - 4x

            +  (4x^2  - 2x)

            --------------

                      -2x  + 8

                      -(-2x  + 1)

                      --------

                               7

Therefore, the quotient of (4x^3 - 6x^2 - 4x + 8) divided by (2x - 1) is:

2x^2 - 2x - 2 with a remainder of 7.

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The solution to the inequality 6x + 9 ≥ −(x − 9) is x ≥ 0, and the solution set in interval notation is [0, ∞).

To solve the inequality 6x + 9 ≥ −(x − 9), we need to first distribute the negative sign on the right side of the inequality. This gives us:

6x + 9 ≥ -x + 9

Next, we need to isolate the variable on one side of the inequality. We can do this by adding x to both sides and subtracting 9 from both sides:

7x ≥ 0

Finally, we can divide both sides by 7 to solve for x:

x ≥ 0

Now, we can write the solution set in interval notation. Since x is greater than or equal to 0, the solution set is [0, ∞).

So, the solution to the inequality 6x + 9 ≥ −(x − 9) is x ≥ 0, and the solution set in interval notation is [0, ∞).

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The complex zeros of the polynomial function are -1, -2, -2, 1.5, and -4.

To find the complex zeros of the polynomial function, we need to use synthetic division and the quadratic formula.

First, let's use synthetic division to find one of the zeros:

-1 | 2 15 29 24 80
| -2 -13 -16 -8
|_____________________
2 13 16 8 72

Now, we have a new polynomial: 2x^(4)+13x^(3)+16x^(2)+8x+72

Let's use synthetic division again to find another zero:

-2 | 2 13 16 8 72
| -4 -18 -4 -8
|_____________________
2 9 -2 4 64

Now, we have a new polynomial: 2x^(3)+9x^(2)-2x+4

Let's use synthetic division one more time to find another zero:

-2 | 2 9 -2 4
| -4 -10 4
|_____________________
2 5 -12 0

Now, we have a new polynomial: 2x^(2)+5x-12

We can use the quadratic formula to find the remaining zeros:

x = (-b ± √(b^(2)-4ac))/(2a)

x = (-(5) ± √((5)^(2)-4(2)(-12)))/(2(2))

x = (-5 ± √(121))/(4)

x = (-5 ± 11)/(4)

x = (-5 + 11)/(4) or x = (-5 - 11)/(4)

x = 6/4 or x = -16/4

x = 1.5 or x = -4

So, the complex zeros of the polynomial function are -1, -2, -2, 1.5, and -4.

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The resulting matrix is \( \left[\begin{array}{ll}0 & 0 \\ 0 & 0\end{array}\right] \).

we notice is that the resulting matrix is the zero matrix, which means that all of its elements are zero. This is because the matrices \( A \) and \( B \) are inverses of each other.

To calculate \( A B \), we multiply the elements in each row of \( A \) with the corresponding elements in each column of \( B \) and then add them together. This gives us the elements in the resulting matrix.

So, the first element in the resulting matrix is \( (4 * 1) + (2 * -2) = 4 - 4 = 0 \). The second element is \( (4 * -3) + (2 * 6) = -12 + 12 = 0 \). The third element is \( (2 * 1) + (1 * -2) = 2 - 2 = 0 \). And the fourth element is \( (2 * -3) + (1 * 6) = -6 + 6 = 0 \).

Therefore, the resulting matrix is \( \left[\begin{array}{ll}0 & 0 \\ 0 & 0\end{array}\right] \).

What we notice is that the resulting matrix is the zero matrix, which means that all of its elements are zero. This is because the matrices \( A \) and \( B \) are inverses of each other. When we multiply a matrix by its inverse, we get the identity matrix, which has ones on the main diagonal and zeros everywhere else. But in this case, since the matrices are 2x2, the identity matrix is just the zero matrix.

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According to the information, the ratio of taco shells and cups of chicken is 9:4.

To identify the ratio of Taco shells and cups of chicken we must take into account the information in the image. In this case we must count how many units of each element we have. So we have 9 Taco shells and 4 cups of chicken.

According to the above, the ratio would be 9:4, that is to say that for every 9 taco shells that we have, we would have to use 4 cups of chicken. Therefore, if we want to double or triple the recipe we must use the following ingredients:

Double

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The child will get about 281.3 cubic centimeters more ice cream in the cylindrical-shaped cup than in the cone-shaped cup.

Volume is an important concept in many areas of science and engineering, including physics, chemistry, and materials science. It is also used in everyday life, such as in calculating the amount of liquid that can be held in a container, or the amount of space that is needed to store a set of objects.

To determine which cup shape holds more ice cream, we need to compare their volumes. The formula for the volume of a cone is (1/3)πr²h, where r is the radius of the circular base and h is the height of the cone. The formula for the volume of a cylinder is πr²h, where r is the radius of the circular base and h is the height of the cylinder.

First, let's find the volume of the cone-shaped cup:

radius = diameter/2 = 8/2 = 4 cm

height = 12 cm

volume = (1/3)πr²h

volume = (1/3)π(4 cm)²(12 cm)

volume ≈ 201.1 cm³

Next, let's find the volume of the cylindrical-shaped cup:

radius = diameter/2 = 8/2 = 4 cm

height = 12 cm

volume = πr²h

volume = π(4 cm)²(12 cm)

volume ≈ 482.4 cm³

The cylindrical-shaped cup has a larger volume, so the child should choose the cylindrical-shaped cup to get the most ice cream.

To find out how much more ice cream the cylindrical-shaped cup holds, we can subtract the volume of the cone-shaped cup from the volume of the cylindrical-shaped cup:

482.4 cm³ - 201.1 cm³ ≈ 281.3 cm³

Therefore, the child will get about 281.3 cubic centimeters more ice cream in the cylindrical-shaped cup than in the cone-shaped cup.

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Answer:

the nearest degree is a in the given figure

Yes, you have correctly applied the FOIL method to the equation f(x)=4(x+1)²-3.

The next step would be to simplify the equation by combining like terms.

This would result in the equation f(x)=4x²+2x-1. From here, you can either set the equation equal to zero and solve for x, or you can find the vertex, axis of symmetry, and other characteristics of the quadratic function.

Here is a step-by-step explanation of the FOIL method and simplification process:

1. Start with the original equation: f(x)=4(x+1)²-3
2. Apply the FOIL method to the (x+1)² term: f(x)=4(x²+2x+1)-3
3. Distribute the 4 to each term inside the parentheses: f(x)=4x²+8x+4-3
4. Combine like terms: f(x)=4x²+8x+1

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Based on the information provided, it can be concluded that Manuel measured the height.

The height of a triangle ( a shape with three sides, three angles, and three vertices) can be defined as the distance between the vertex and the opposite. The vertex refers to the highest point of the triangle, which is usually at the top. In the case of the triangle presented, the height is five and this was correctly obtained by Manuel when he measured the distance from the vertex to its base.

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Answer:

Step-by-step explanation

First divide 29.6 by 8.  Your answer will be 3.7.

The answer to the given question is 220 ft depth at 2:16 pm. Here we have a depth of submersible at 2:16 pm.

A watercraft made to function underwater is submersible. The term "submersible" is frequently used to distinguish between submersibles and other underwater vessels known as submarines. A submersible is typically supported by a nearby surface vessel, platform, shore team, or occasionally a larger submarine, whereas a submarine is a fully self-sufficient craft capable of independent cruising with its own power supply and air renewal system.

At 2:16 p.m.= -180ft - 40ft = -220ft

So, the answer is 220 ft depth.

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A Polyhedron with 10 edges and 6 vertices has 4 faces.  

A. Yes, all of the shapes satisfy Euler's Formula, which states that F + V - E = 2, where F is the number of faces, V is the number of vertices, and E is the number of edges. The following table shows that each shape satisfies this formula:

B. A polyhedron with 10 edges and 6 vertices has 4 faces. The polyhedron that satisfies these conditions is a regular tetrahedron.

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The scalar equation of the plane is -5x - 2y = 5.

To find the scalar equation for the plane passing through the points P1=(−3, 5, 3), P2=(−5, 0, 6), and P3=(−1, 10, −1), we need to follow these steps:

1. Find the vectors P1P2 and P1P3 by subtracting the corresponding coordinates of the points:
P1P2 = P2 - P1 = (-5 - (-3), 0 - 5, 6 - 3) = (-2, -5, 3)
P1P3 = P3 - P1 = (-1 - (-3), 10 - 5, -1 - 3) = (2, 5, -4)

2. Find the normal vector to the plane by taking the cross product of P1P2 and P1P3:
n = P1P2 x P1P3 = (-5 * (-4) - 3 * 5, 3 * 2 - (-2) * (-4), -2 * 5 - (-5) * 2) = (-5, -2, 0)

3. Find the scalar equation of the plane by substituting one of the points and the normal vector into the general equation of a plane:
ax + by + cz = d
-5 * (-3) + (-2) * 5 + 0 * 3 = d
d = 5

Therefore, the scalar equation of the plane is -5x - 2y = 5.

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The original logarithmic formula of the given expression is log₈3.

The logarithm has different properties that are fundamental to work with it and solve different problems. The change of base formula states that logₐb = (logₓb)/(logₓa), where x is any base.

In this case, the base x is not specified, so it can be any base. Using the change of base formula, we can rewrite the original formula as (logₓ3)/(logₓ8), which is equivalent to the given expression (log3)/(log8). Therefore, the original formula was log₈3.

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The rate in cups per hour, at which the water is leaking from the faucet

is 5/14 cups per hour.

A unitary method is a mathematical way of obtaining the value of a single unit and then deriving any no. of given units by multiplying it with the single unit.

Given, Josh put an empty cup underneath a leaking faucet. After [tex]1\frac{3}{4}[/tex] hours Josh collected 5/8 ​cups of water.

Now, [tex]1\frac{3}{4} = \frac{7}{4}[/tex].

Therefore, The rate in cups per hour, at which the water is leaking from the faucet is,

= (5/8)/(7/4) cups per hour.

= (5/8)×(4/7) cups per hour.

= 5/14 cups per hour.

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Answer: Total Lateral Area 96in^2^2 Surface Area 108in^2

Step-by-step explanation:

Lateral Areal:

LA=Ph

P=4+4+4=12 h=8 12(8)=96in^2

Surface Area:

B=1/2(4)(3)=6 SA=12(8)+2(6)=108in^2