甲、乙两数的和是92,已知甲数的六分之五等于乙数的九分之四,甲、乙两数各是多少?
用一元一次方程或是算术法解答
人气：258 ℃ 时间：2019-10-17 06:26:18
解答
甲乙的比是(1÷5/6)：(1÷4/9)
=6/5:9/4
=8:15
所以甲是92×8÷(8+15)=32
乙是92-32=60��˵һ�½����˼·��д�ˣ������������ɰ�
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