Minnesota MCA in High School Math Chapter 12

DOK: 2
1 pt

4.

What is volume of the box shown below?
*V* = *lwh*

A

$22.5{\mathrm{cm}}^{3}$

B

$337.5{\mathrm{cm}}^{3}$

C

$1875{\mathrm{cm}}^{3}$

D

$2250{\mathrm{cm}}^{3}$

DOK: 3
1 pt

8.

If a sphere with a 6 m radius is cut out of a cube like the one shown below, what would the new volume of the cube be?

A

$823.22{\mathrm{m}}^{3}$

B

$1728{\mathrm{m}}^{3}$

C

$904.78{\mathrm{m}}^{3}$

D

1441m

DOK: 2
1 pt

10.

If you move a square through space in a straight line, what solid could it form?

A

cube

B

rectangular prism

C

pyramid

D

either A and B

DOK: 3
1 pt

12.

Goldfish care manuals recommend that you have only 12 goldfish per 10 gallons of water. If Alex owns a 40 gallon tank that has a population density of 1.75 fish/gallon, is Alex meeting the recommendations?

A

No, Alex has more than 12 goldfish per 10 gallons.

B

Yes, Alex has exactly 12 goldfish per 10 gallons.

C

Yes, Alex has fewer than 12 goldfish per 10 gallons.

D

There is no way to determine how many goldfish Alex actually has.

DOK: 3
1 pt

14.

If the radius of a sphere is tripled, how much larger will the volume be? Use the formula $\mathrm{V}=\frac{4}{3}{\mathrm{\pi r}}^{3}$, where $\mathrm{\pi}\approx 3.14$.

A

81 times larger

B

9 times larger

C

3 times larger

D

27 times larger