题目:
Last month a certain music club offered a discount to preferred customers. After the first compact disc purchased, preferred customers paid $3.99 for each additional compact disc purchased. If a preferred customer purchased a total of 6 compact discs and paid $15.95 for the first compact disc, then the dollar amount that the customer paid for the 6 compact discs is equivalent to which of the following?
选项:
A、5(4.00) + 15.90
B、5(4.00) + 15.95
C、5(4.00) + 16.00
D、5(4.00 ‒ 0.01) + 15.90
E、5(4.00 ‒ 0.05) + 15.95
答案:
A