甲數(shù)是乙數(shù)的1/3,丙數(shù)是乙數(shù)的7/4
乙數(shù)是:34÷(7/4-1/3)=24
甲數(shù)是:24×1/3=8
丙數(shù)是:24×7/4=42
甲乙兩數(shù)之比是1:3,乙丙兩數(shù)之比是4:7,甲丙兩數(shù)相差34,求甲乙丙三數(shù)各是多少
甲乙兩數(shù)之比是1:3,乙丙兩數(shù)之比是4:7,甲丙兩數(shù)相差34,求甲乙丙三數(shù)各是多少
其他人氣:573 ℃時(shí)間:2019-11-12 07:21:47
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