340÷(2/5-30%)
=340÷(4/10-3/10)
=340÷1/10
=3400吨
建筑工地要运送一批砂石料,前三天运送了这批砂石料的5分之2,后三天运送了这批砂石料的30%.已知前三天
建筑工地要运送一批砂石料,前三天运送了这批砂石料的5分之2,后三天运送了这批砂石料的30%.已知前三天
与后三天运送的砂石料相差340吨.这批砂石料共有多少吨?
与后三天运送的砂石料相差340吨.这批砂石料共有多少吨?
数学人气:464 ℃时间:2020-04-25 06:23:26
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