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Problem K: 等量代换 练7
Problem K: 等量代换 练7
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MiB
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ProblemList
Solved: 41
Submit Num: 68
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Description
如果1个笔记本的价钱等于5块橡皮的价钱,4个文具盒的价钱等于40块橡皮的价钱。已知1个笔记本的价钱是3元,那么购买一个文具盒,一个笔记本,五块橡皮共需要多少元?