Four friends do yardwork for their neighbors over the weekend
Four friends do yardwork for their neighbors over the weekend, earning $15, $20, $25, and $40, respectively. They decide to split their earnings equally among themselves. In total how much will the friend who earned $40 give to the others?
(A) $5 (B) $10 (C) $15 (D) $20 (E) $25
answer：C
