有甲、乙两个车间,原来甲车间比乙车间多7分之3,于是,从甲车间调出20人去乙车间,这时乙车间的人数又比甲车间多8分之1,甲、乙两车间原来各有多少人?
人气:105 ℃ 时间:2020-01-25 21:11:51
解答
9/8(10/7X-20)=X+20
X=70
甲100
乙70
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