原來甲是總?cè)藬?shù):8/(8+5)=8/13
現(xiàn)在甲是總?cè)藬?shù):4/(4+3)=4/7
60人相當(dāng)于全部(8/13-4/7)=4/91
總?cè)耍?0/(4/91)=1365人
甲隊(duì)原來1365*8/13=840人
乙隊(duì)原來1365-840=525人
有甲乙兩個(gè)工程隊(duì),甲隊(duì)人數(shù)的八分之五與乙隊(duì)人數(shù)一樣多.現(xiàn)從甲隊(duì)派60人到乙隊(duì),乙隊(duì)人數(shù)恰好是甲隊(duì)人數(shù)的
有甲乙兩個(gè)工程隊(duì),甲隊(duì)人數(shù)的八分之五與乙隊(duì)人數(shù)一樣多.現(xiàn)從甲隊(duì)派60人到乙隊(duì),乙隊(duì)人數(shù)恰好是甲隊(duì)人數(shù)的
四分之三.甲乙兩個(gè)隊(duì)原來各有幾人?
四分之三.甲乙兩個(gè)隊(duì)原來各有幾人?
數(shù)學(xué)人氣:853 ℃時(shí)間:2020-01-10 05:34:55
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