Jenny wants to make a cube out of sheet metal. What is the length of one side of the cube?

I) The cube will require square inches of material.

II) The cube will hold cubic inches.

A new fish tank at a theme park must hold 450,000 gallons of sea water. Its dimensions must be such that it is twice as long as it is wide, and half as high as it is wide. If one gallon of water occupies 0.1337 cubic feet, then give the surface area of the proposed tank to the nearest square foot.

You may assume that the tank has all four sides and a bottom, but is open at the top.

A rectangular prism has a volume of , a length of , and a height of . What is the width of the prism?

A rectangular prism has a surface area of , a width of , and a height of . What is the length of the prism?

A rectangular prism has a volume of . If the length of the prism is and its width is , what is its height?