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解答题泰州某影视城二楼大厅能容纳800人,某场放映,如果票价定为30元,那么门票可以全
解答题泰州某影视城二楼大厅能容纳800人,某场放映,如果票价定为30元,那么门票可以全
发布时间:2020-07-26 15:21:27
解答题泰州某影视城二楼大厅能容纳800人,某场放映,如果票价定为30元,那么门票可以全部售完;如果票价每增加1元,那么售出的票数就减少10张;如果想获得30000元的门票收入,票价应定为多少元?
网友回答
50元或60元解析可设票价应定为x元,根据票价×销售的票数=获得门票收入,即可列出一元二次方程解题.
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