Algebra 2 ..
posted by Anonymous .
during a sale, a music store is selling all drum kits for 20 percent off. Preferred customers also receive an additional fifteen percent off. Write a composite function to represent the final cost of a kit that originally cost c dollars. Find the cost of a drum kit price at 248 dollars that a preferred customer wants to buy.
248 - .2(248) - .15(248-.2(248)) = ?