作业帮甲乙丙三数的和是748,已知甲乙两数的比是10:6,丙数是甲乙两数和的8分子3,这三个数分别是多少？
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甲乙丙三数的和是748,已知甲乙两数的比是10:6,丙数是甲乙两数和的8分子3,这三个数分别是多少？
甲乙丙三数的和是748,已知甲乙两数的比是10:6,丙数是甲乙两数和的8分子3,这三个数
分别是多少？
甲乙丙三数的和是748,已知甲乙两数的比是10:6,丙数是甲乙两数和的8分子3,这三个数分别是多少？
丙数是甲乙两数和的8分子3,
则甲乙丙三数的比
=10:6:[(10+6)*(3/8)]
=10:6:6
=5:3:3
所以
甲数=748*5/(5+3+3)=3740/11=340
乙数=748*3/(5+3+3)=2244/11=204
丙数=乙数=204
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