Rodríguez plans to order from 20 to 26 books for her class. The prices of the books she plans to order range from $4.95 to $12.95 each. If the publisher charges a shipping fee of $0.50 per book ordered, which of the following is not a reasonable price for the books, including shipping?

A$145

B$245

C$345

D$445

Question

Rodríguez plans to order from 20 to 26 books for her class. The prices of the books she plans to order range from $4.95 to $12.95 each. If the publisher charges a shipping fee of $0.50 per book ordered, which of the following is not a reasonable price for the books, including shipping?

 A$145 

B$245 

C$345 

D$445

jackellyn · Answer

Since the maximum amount of books is 26 and the maximum amount charges is $12.95+$0.50 shipping then

=26*(12.95+0.50)
=26(13.45)
=$349.70

Any amount over that would be unreasonable.