甲工效=1÷8=1/8
乙工效=1÷10=1/10
甲比乙工效多百分之几
(1/8-1/10)÷1/10×100%=25%
一项工程,甲单独需8天,乙需10天,问甲比乙工效多百分之几
一项工程,甲单独需8天,乙需10天,问甲比乙工效多百分之几
数学人气:541 ℃时间:2019-10-08 13:27:35
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