仓库里有一批化肥,运走1/5后,又运进80吨,这时比原有化肥增加30%.运走化肥多少吨?急
仓库里有一批化肥,运走1/5后,又运进80吨,这时比原有化肥增加30%.运走化肥多少吨?急
数学人气：225 ℃时间：2020-01-29 09:00:44
优质解答
80/（130%-80%）=160吨
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