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Sergeu [11.5K]
3 years ago
15

Huong packed 189 cubes into small, rectangular, empty box. The cubes cimpletely filled the box. The edge length of each cube was

1/2 of an inch. Which statement correctly finds justifies the box's volume based on the number of cubes packed into it ?
Mathematics
1 answer:
earnstyle [38]3 years ago
3 0

Answer:

See Explanation

Step-by-step explanation:

Given

Cube:

L = \frac{1}{2}\ in

Cubes = 189

The question is incomplete. However, I will solve for the volume of the rectangular box.

First, calculate the volume of 1 cube.

Volume = Length^3

V_1 = L^3

V_1 = \frac{1}{2}^3

V_1 = \frac{1}{8}

The volume of the box is calculated by multiplying the number of cubes by the volume of the cube.

V_2 = 189 * V_1

V_2 = 189 * \frac{1}{8}\ in^3

V_2 = \frac{189}{8}\ in^3

V_2 = 23.625\ in^3

The volume of the box is 23.625\ in^3

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malfutka [58]

Answer:

μ = 0.169

ME = 0.051

Step-by-step explanation:

The confidence interval is:

CI = μ ± ME

So the mean is the middle of the confidence interval, and the margin of error is half the difference.

μ = (0.118 + 0.220) / 2 = 0.169

ME = (0.220 − 0.118) / 2 = 0.051

5 0
3 years ago
Is (6,-10) a solution of y=3x-8
Vitek1552 [10]
You can easily test this if you know that (6, -10) corresponds to (X, Y). Knowing this, you can: 

X = 6
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you put this into your equation:

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This is not true of course, -10 is not equal to 10. Therefore, (6, -10) is not a solution of y = 3x-8 :)
6 0
3 years ago
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ser-zykov [4K]

Answer:

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7 0
2 years ago
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omeli [17]

Answer:

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Step-by-step explanation:

The formula for slope is y=mx=b

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The formula for slope is m=\frac{y_{2} -y_{1}}{ x_{2} -x_{1} }

You plug the values in and you get m=\frac{1-(-2)}{ 1 -0 }

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4 0
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The average rate of change is the distance between y values divided by the distance between x values. We know this as rise/run or slope for linear equations. For non-linear equations, we calculate the average over an interval.

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We add -1+5=6 and divide this by 2-0=2.

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