中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.
用白铁皮做水桶，每张铁皮能做1个桶身或8个桶底，而1个桶身1个桶底正好配套做1个水桶，现在有63张这样的铁皮，则需要多少张做桶身，多少张做桶底正好配套？设用x张铁皮做桶身，则可得方程（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5qG26Lqr5omA55So6ZOB55qu5byg5pWwK+ahtuW6leaJgOeUqOmTgeearuW8oOaVsD02MzwvcD4=
- 提示2：PHA+5qG26Lqr5pWwPeahtuW6leaVsDwvcD4=
- 答案：Qg==
PGRpdj7op6PvvJrorr7nlKh45byg6ZOB55qu5YGa5qG26LqrLOagueaNrumimOaEj+WPr+W+l++8mjwvZGl2PjxkaXY+PGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YxL0E4L3JCQUNGRk1IRVRyd3YtUmpBQUFDRWdiYW9sUTI0NC5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjEvQTgvckJBQ0ZGTUhFVHJ3di1SakFBQUNFZ2Jhb2xRMjQ0LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjgzIj48L2Rpdj48ZGl2Puino+W+l++8mjxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8xNC82OC9yQkFDRTFNSEVUclE4WEdzQUFBQmp3TWRlS2s2MjEucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzE0LzY4L3JCQUNFMU1IRVRyUThYR3NBQUFCandNZGVLazYyMS5wbmciIGhlaWdodD0iMjEiIHdpZHRoPSI0MSI+PC9kaXY+PGRpdj48aW1nIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMTQvNjgvckJBQ0UxTUhFVHJqS0JkSkFBQUJ3VDEtR25RNDY1LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8xNC82OC9yQkFDRTFNSEVUcmpLQmRKQUFBQndUMS1HblE0NjUucG5nIiBoZWlnaHQ9IjIxIiB3aWR0aD0iNzQiPijlvKApPC9kaXY+PGRpdj7nrZTvvJrpnIDopoHnlKg1NuW8oOmTgeearuWBmuahtui6q++8jDflvKDpk4Hnmq7lgZrmobblupUuPC9kaXY+
本课配套习题挑战模式2/5
单选题
难度系数：
2.包装厂有工人42人，每个工人平均每小时可以生产圆形铁片120片，或长方形铁片80片，两张圆形铁片与一张长方形铁片可配套成一个密封圆桶，问每天如何安排工人生产圆形和长方形铁片能合理地将铁片配套？直接设设安排
人生产长方形铁片，则生产圆形铁片的人数为
人，由题意得正确的方程是（ ）
人生产长方形铁片，则生产圆形铁片的人数为人，由题意得正确的方程是（ ） A:  |
B:  |
C:  |
D: |
一次做对，真牛！
+5奖励规则>
- 提示1：IOavj+WkqeeUn+S6p+WchuW9oumTgeeJhzxpbWcgd2lkdGg9OTAgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjEvQTgvckJBQ0ZGTUhFVUdodFlrX0FBQUNHM3g0ODdBMTQyLnBuZyI+
- 提示2：IOavj+WkqeeUn+S6p+mVv+aWueW9oumTgeeJhzxpbWcgd2lkdGg9MjIgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMTQvNjgvckJBQ0UxTUhFVUhqTHBnNEFBQUJhbXpVWFU4MjAyLnBuZyI+
- 提示3：IOS4pOW8oOWchuW9oumTgeeJh+S4juS4gOW8oOmVv+aWueW9oumTgeeJh+WPr+mFjeWll+aIkOS4gOS4quWvhuWwgeWchuahtuWPr+W+l++8muWchuW9oumTgeeJh+aVsD3kuKTlgI3plb/mlrnlvaLpk4HniYfmlbA=
- 答案：Qw==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.
某部队派出一支有25人组织的小分队参加防汛抗洪斗争，若每人每小时可装泥土18袋或每2人每小时可抬泥土14袋，如何安排好人力，才能使装泥和抬泥密切配合，而正好清场干净。假设装泥土的是
人，那么抬泥土的就是
人,根据题意得方程为（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：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
- 提示2：PHA+4oCc5L2/6KOF5rOl5ZKM5oqs5rOl5a+G5YiH6YWN5ZCI77yM6ICM5q2j5aW95riF5Zy65bmy5YeA44CC4oCd5YiZ6KOF5rOl5pWwPeaKrOazpeaVsDwvcD4=
- 答案：QQ==
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
本课配套习题挑战模式4/5
单选题
难度系数：
4.
某种仪器由1种A部件和1个B部件配套构成. 每个工人每天可以加工A部件1000个或者加工B部件600个，现有工人16名，应怎样安排人力，才能使每天生产的A部件和B部件配套？设安排人生产A部件，安排
）人生产B部件，则列方程正确的是 （ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5qC55o2u4oCc5bel5Lq65oC75pWw5Li6MTbigJ3vvIzov5vooYzorr7mnKrnn6XmlbA8L3A+
- 提示2：PHA+5qC55o2u4oCc5q+P5Liq5bel5Lq65q+P5aSp5Y+v5Lul5Yqg5belQemDqOS7tjEwMDDkuKrmiJbogIXliqDlt6VC6YOo5Lu2NjAw5Liq4oCd5Y+v5b6XQe+8jELpg6jku7bnmoTmgLvmlbA8L3A+
- 提示3：PHA+5qC55o2u4oCc5Luq5Zmo55SxMeenjUHpg6jku7blkowx5LiqQumDqOS7tumFjeWll+aehOaIkOKAneWPr+W+l0Hpg6jku7bmgLvmlbA9QumDqOS7tuaAu+aVsDwvcD4=
- 答案：Qw==
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
本课配套习题挑战模式5/5
单选题
难度系数：
5.
某服装厂生产一批西装，每2米宽面布可以裁上衣3件或裁裤子4条，现有宽面布245米，为了使上衣和裤子配套，裁上衣和裤子应该各用宽面布多少米？设裁上衣用米布，则列方程正确的是（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5q+PMuexs+WuvemdouW4g+WPr+S7peijgeS4iuihozPku7blj6/lvpfvvJrkuIrooaPmlbDph488aW1nIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMTQvNjgvckJBQ0UxTUhFVTZUcW1UY0FBQUJrbGJXaTB3NTYzLnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8xNC82OC9yQkFDRTFNSEVVNlRxbVRjQUFBQmtsYldpMHc1NjMucG5nIiBoZWlnaHQ9IjQyIiB3aWR0aD0iMzQiPjwvcD4=
- 提示2：PHA+5q+PMuexs+WuvemdouW4g+WPr+S7peijgeijpOWtkDTmnaHlj6/lvpfvvJroo6TlrZDmlbDph488aW1nIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjEvQTgvckJBQ0ZGTUhFVTZ3amVoNkFBQUNCSEdCdFJNNTM1LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9GMS9BOC9yQkFDRkZNSEVVNndqZWg2QUFBQ0JIR0J0Uk01MzUucG5nIiBoZWlnaHQ9IjQyIiB3aWR0aD0iNjIiPjwvcD4=
- 提示3：PHA+5LiA5Lu25LiK6KGj5LiO5LiA5p2h6KOk5a2Q6YWN5aWX5YiZ5pyJ4oCc5LiK6KGj5pWw6YePPeijpOWtkOaVsOmHj+KAnTwvcD4=
- 答案：RA==
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
