# ISEE Middle Level Math : Nets

## Example Questions

### Example Question #1 : How To Find The Volume Of A Net Give the volume of the above box in cubic centimeters.      Explanation:

100 centimeters make one meter, so convert each of the dimensions of the box by multiplying by 100. centimeters centimeters

Use the volume formula, substituting :  cubic centimeters

### Example Question #2 : Solid Geometry

A cube made of nickel has sidelength 20 centimeters, Nickel has a density of 8.9 grams per cubic centimeter. What is the mass of this cube?     Explanation:

The volume of the cube is cubic centimeters. Multiply by the number of grams per cubic centimeter to get grams, or kilograms.

### Example Question #2 : Volume Of A Rectangular Solid

A rectangular prism has length 24 inches, width 18 inches, and height 15 inches. Give its volume in cubic feet.     Explanation:

Divide each dimension in inches by 12 to convert from inches to feet: feet feet feet

Multiply the three to get the volume: cubic feet

### Example Question #3 : Solid Geometry Give the volume of the box in cubic inches.      Explanation:

Use the volume formula, substituting :  ### Example Question #4 : Solid Geometry One cubic foot is equal to (about) 7.5 gallons.

The above depicts a rectangular swimming pool for an apartment. The pool is seven feet deep everywhere. How many gallons of water does the pool hold?      Explanation:

The pool can be seen as a rectangular prism with dimensions 50 feet by 35 feet by 7 feet; its volume in cubic feet the product of these dimensions, which is cubic feet.

One cubic foot is equal to about 7.5 gallons, so multiply: gallons.

### Example Question #5 : Solid Geometry The above depicts a rectangular swimming pool for an apartment. The pool is six feet deep everywhere. What is the volume of the pool in cubic feet?       cubic feet. 