A cylindrical soup can has a height of 8 in. and a radius of 3in.  If the height is doubled on a second soup can, what will be the ratio of the volumes of the two soup cans?

How high must a 400 ­gallon rectangular tank be if the base is a square 3 ft 9 in. on a side? (1 cu. ft = 7.48 gallons.) Round to the nearest foot. ?

This prism has a right triangle for a base. The volume of the prism is 54 cubic units.  Find the area of the triangular base (B) and the height of the prism (h).     B = 9 sq. units ;  h = 6 units B = 9 sq. units ;  h = 6 units B = 27 sq. units ; h = 9 units B = 27 sq. units ; h = 9 units B = 6 sq. units ; h = 9 units B = 6 sq. units ; h = 9 units B = 18 sq. units ; h = 6 units B = 18 sq. units ; h = 6 units

A square building is 300 ft in length and width. A copper pipe purchased for $2.25/ ft is placed from one corner to the corner diagonally opposite. How long is the pipe and How much did the pipe cost?