搜搜考试网数学五年级上册课本124页第6题答案（用方程解答）
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数学五年级上册课本124页第6题答案（用方程解答）
一条公路长360m，甲乙两支施工队同时从公路的两端往中间铺柏油。甲队的施工速度是乙队的1.25倍，4天后这条公路全部铺完。甲乙两队每天分别铺柏油多少米？（用方程解答）急急急············································································································
一条公路长360m，甲乙两支施工队同时从公路的两端往中间铺柏油。甲队的施工速度是乙队的1.25倍，4天后这条公路全部铺完。甲乙两队每天分别铺柏油多少米？（用方程解答）急急急············································································································
设乙队每天速度为X则甲队为1.25X 方程为4X+5X=360解X=40
再问： 5X在哪来的？
再答： 4乘1.25x
再问： 5X在哪来的？
再答： 4乘1.25x