甲隊(duì)原有水泥X噸,那么乙隊(duì)有水泥3/4X
(X-35)/(3/4X+35)=3/4
(X-35)*4=(3/4X+35)*3
X=140噸
甲、乙兩建筑隊(duì)原有水泥的質(zhì)量比是4:3,甲隊(duì)借給乙隊(duì)35噸后,甲隊(duì)開始的和乙隊(duì)現(xiàn)有的水泥質(zhì)量比是3:4,
甲、乙兩建筑隊(duì)原有水泥的質(zhì)量比是4:3,甲隊(duì)借給乙隊(duì)35噸后,甲隊(duì)開始的和乙隊(duì)現(xiàn)有的水泥質(zhì)量比是3:4,
甲隊(duì)原有水泥多少噸?
甲隊(duì)原有水泥多少噸?
數(shù)學(xué)人氣:110 ℃時(shí)間:2020-02-03 05:05:49
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