问题详情

Discount tickets to a basketball tournament sell for $4.00 each. Enrico spent $60.00 on discount tickets, $37.50 less than if he had bought the tickets at the regular price. What was the regular ticket price？
A.$2.50
B.$6.40
C.$6.50
D.$7.50
E.$11.00请帮忙给出正确答案和分析，谢谢！