A homeowner wants to build a swimming pool requiring dirt removal to a depth of 9ft for an area 15ft wide and 45ft long. At a removal cost of $40.00 per cubic yard. How much will the homeowner pay?

voulme of dirt =9*15*45 cubic.feet

a ft=1/3 yd.

volume =(9*15*45)/27.

=225 cubic. yd.

cost of removal =225*40

=$9000.00