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For a certain event, 148 people attended. If all 148 had paid full admission price, the total revenue would be three times the cost of sponsoring the event. (Admission price was the only source of revenue.) As it happens, only 50 paid the full admission price, and the others paid nothing.
Quantity A
the total revenue
Quantity B
the cost of sponsoring the event
A显示答案
以上解析由 考满分老师提供。
