配套习题- 列分式方程解应用题 -【青果学院】

挑战习题

1/5单选题

难度：

1.小王乘公共汽车从甲地到相距40千米的乙地办事，然后乘出租车返回，出租车的平均速度比公共汽车快20千米／时，回来时路上所花时间比去时节省了

，设公共汽车的平均速度为x千米／时，则下面列出的方程中正确的是( )

A
B
C
D

提示1：: 5pe26Ze0PTxpbWcgd2lkdGg9MjcgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQUEvMjcvckJBQ0ZGVEltTF9CNm9DakFBQUJTMkdGTVFvNDE2LnBuZyI+

正确答案：QQ==

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2/5单选题

难度：

运动会上，初二（3）班啦啦队，买了两种价格的雪糕，其中甲种雪糕共花费40元，乙种雪糕共花费30元，甲种雪糕比乙种雪糕多20根．乙种雪糕价格是甲种雪糕价格的1.5倍，若设甲种雪糕的价格为x元，根据题意可列方程为（）

A
B
C
D

提示1：: PHA+5Y2V5Lu3PTxpbWcgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8zRS9BOS9yQkFDSmxUSW1NbVJRdndnQUFBQlVxYW5Td1UwOTkucG5nIiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzNFL0E5L3JCQUNKbFRJbU1tUlF2d2dBQUFCVXFhblN3VTA5OS5wbmciIHdpZHRoPSI0NiIgaGVpZ2h0PSI2MiI+PC9wPg==

正确答案：Qg==

PHA+6Kej562U77ya4oi16K6+55Sy56eN6Zuq57OV55qE5Y2V5Lu35Li6eOWFgzxicj7iiLTkuZnnp43pm6rns5XnmoTljZXku7fkuLoxLjV45YWDPGJyPuagueaNrumimOaEj+W+lzxicj48aW1nIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvM0UvRTgvckJBQ0oxVEltTW55RklTT0FBQURDUWpIWTcwODI5LnBuZyIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8zRS9FOC9yQkFDSjFUSW1NbnlGSVNPQUFBRENRakhZNzA4MjkucG5nIiB3aWR0aD0iOTkiIGhlaWdodD0iNDQiPjxicj7mlYXpgIlCPC9wPg==

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3/5单选题

难度：

甲乙两班进行植树活动，根据提供信息可知：①甲班共植树90棵，乙班共植树129棵；②乙班的人数比甲班的人数多3人；③甲班每人植树数是乙班每人植树数的34 ，若设甲班人数为x人，求两班人数分别是多少，正确的方程是（）

A
B
C
D

提示1：: PHA+5YiX5YiG5byP5pa556iL5bqU55So6aKY5q2l6aqk77ya4pGg5a6h6aKY4pGh6K6+5pyq55+l5pWw4pGi5om+5YWz57O74pGj5YiX5pa556iL4pGk6Kej5pa556iL4pGl562UPC9wPg==

正确答案：QQ==

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4/5单选题

难度：

4.某商品标价1375元，打8折售出，仍获利10％，该商品的进价是( )

A	1 000元
B	1 200元
C	900元
D	1150元

提示1：: 5Yip5ramPeWUruS7tzxpbWcgd2lkdGg9MTAgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQUEvMjcvckJBQ0ZGVEltTUxSblRKQUFBQUF2SFlwdWFBNjIzLnBuZyI+6L+b5Lu3

提示2：: 5Yip5ram546HPGI+PTwvYj48aW1nIHdpZHRoPTUzIGhlaWdodD02MiBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzNFL0E5L3JCQUNKbFRJbU1LQWk4aHZBQUFDTmo1TkM2TTI1MS5wbmciPg==

正确答案：QQ==

6Kej562U77ya6K6+6L+b5Lu35Li6eOWFg++8jOagueaNrumimOaEj+W+lzxicj48aW1nIHdpZHRoPTExMSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8zRS9BOS9yQkFDSmxUSW1NTFM4WW1jQUFBQzhTVGNZZU0wMTIucG5nIj49MTA8aW1nIHdpZHRoPTIxIGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzNFL0U4L3JCQUNKMVRJbU1PQ3M2eFZBQUFCYThDOTZaQTg3Mi5wbmciPjxicj7op6PkuYvlvpc8YnI+WD0xMDAwPGJyPue7j+ajgOmqjO+8jFg9MTAwMOaYr+WOn+aWueeoi+eahOinozxicj7mlYXpgIlB

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5/5单选题

难度：

5.一件工作，甲单独做a天完成，乙单独做b天完成，两人合作完成工作需要的天数为( )

A	a+b
B
C
D

提示1：: 5bel5L2c6YePPeW3peS9nOaXtumXtDxpbWcgd2lkdGg9NjkgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvM0UvQTkvckJBQ0psVEltTWJRZlEtUkFBQUJxTjRZcUc4MDY4LnBuZyI+

正确答案：RA==

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