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Ticks sales receipts for a music concert $2160.Three times as many tickets were sold for the saturday night concert as was sold for the Sunday afternoon concert.two times as many tickets were sold for the friday night concert as was sold for the Sunday afternoon concert .tickets for all three concerts sold for $2 each.find the number of tickets sold for the Saturday night concert.As was
人气:256 ℃ 时间:2020-04-09 20:10:18
解答
答案是540吗?
门票收入2160,每张2元.周五,六,日三天.周六卖的票是周日的3倍,周五卖的票是周日的2倍,问周六卖出多少张票
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