乙隊(duì)挖150x(1+1/6)=175米
兩個(gè)隊(duì)挖150+175=325米
隧道全長(zhǎng)325÷5/8=520米
兩個(gè)工程隊(duì)合挖一條隧道,當(dāng)甲隊(duì)挖到150米時(shí),乙隊(duì)比甲隊(duì)多挖1/6,這時(shí)兩個(gè)隊(duì)挖了全長(zhǎng)的5/8,隧道全長(zhǎng)多少
兩個(gè)工程隊(duì)合挖一條隧道,當(dāng)甲隊(duì)挖到150米時(shí),乙隊(duì)比甲隊(duì)多挖1/6,這時(shí)兩個(gè)隊(duì)挖了全長(zhǎng)的5/8,隧道全長(zhǎng)多少
快!
快!
數(shù)學(xué)人氣:205 ℃時(shí)間:2019-08-26 07:12:13
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