在“十一”期間,小明等同學隨家長共15人到遊樂園遊玩,*門票每張50元,學生門票是6折優惠.他們購票共花了6...
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問題詳情:
在“十一”期間,小明等同學隨家長共15人到遊樂園遊玩,*門票每張50元,學生門票是6折優惠.他們購票共花了650元,求一共去了幾個家長、幾個學生?
【回答】
解:設一共去了x個家長,則去了(15-x)個學生,·········································· 1分
根據題意得50x+50×0.6(15-x)=650,·················································· 3分
解得x=10,···························································································· 4分
15-10=5,····························································································· 5分
答:一共去了10個家長、5個學生.······························································· 6分
知識點:實際問題與一元一次方程
題型:解答題