The figure below represents a garden in which a flower bed ( inner rectangle) is to be installed. The garden ( excluding the flower bed) is to be sodded.

Question

The outer is 9' ft width and 15' ft long and the inner is 3'ft wide and 7'ft long.
A) Find the area of the region which is to be sodded.
B) If 8'' of topsail is to be spread before the sod is laid, calculate how much topsail is required. Give your answer in cubic feet. Thanks

Answer 1

A. (9*15) - (3*7) = ?

B. Answer to A * 8/12 to get topsOil volume.