题干

某校初一(1)、(2)两个班共104人去参观世界珍稀动物展览.每班人数都在60以内,其中(1)班人数较少,不到50人.该展览的门票价格规定:单张票价格为13元;购票人数在51﹣100人每人门票价为11元;100人以上每人门票价为9元.经估算,如果两班都以班为单位分别购票,则一共应付1240元;如果两班联合起来,作为一个团体购票,则可以节省不少钱.

请问:①两班各有多少名学生?

②两班联合起来购票能省多少钱?

上一题 下一题 0.0难度 选择题 更新时间:2019-11-06 08:10:43

答案(点此获取答案解析)

解:①设一班有x人,则二班有(104﹣x)人,由题意,得

13x+11(104﹣x)=1240

解得:x=48,

∴二班的人数为:104﹣48=56人.

答:一班有48人,二班有56人.

②由题意,得

1240﹣104×9=304元.

答:两班联合起来购票能省304元

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