买一件上衣和一条裤子共花去480元,已知裤子的单价相当于上衣的5分之3.买上衣和裤子各花了多少钱?这题怎么写?求帮忙.请写出过程和算式.谢谢.
买一件上衣和一条裤子共花去480元,已知裤子的单价相当于上衣的5分之3.买上衣和裤子各花了多少钱?这题怎么写?求帮忙.请写出过程和算式.谢谢.
数学人气:684 ℃时间:2020-04-07 21:03:33
优质解答
设上衣单价为x,则裤子单价为3/5x,据题意得,x+3/5x=480,求的x=300.3/5x=180.答:x+3/5x?x加上五分之三x
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