Question

C(d) = 14.20d 0 < or = d < 4
12.07d d > or = 48
A construction supply store sells drywall for $14.20 per sheet. If a customer purchases 48 or more sheets of drywall, the store gives a 15% discount on the purchase. The function C gives the cost of purchasing d sheets of drywall, taking into account the discount when applicable. Based on the function, determine the cost, to two decimal places, of purchasing 48 sheets of drywall.

Enter your answer, to two decimal places, in the box.

Answer 1

$579.36