filling a planter box with soil,each bag contains enough to fill 500cubic inches.if the base of the planter box is a 9 inch square & sides are 18 inches tall,how many bags of soil are needed?

Answer 1

9 * 9 * 18 = 1,458 cubic inches

1,458/500 = ?

Round up to the nearest whole bag since you can't buy a part of a bag.