一辆卡车5次运煤22.5吨,8辆同样的卡车6次运煤多少吨?(分步思路)
人气:250 ℃ 时间:2020-06-12 04:10:47
解答
每辆车一次运煤 22.5/5=4.5吨
8辆卡车6次运煤 4.5*8*6=216吨
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