A比B多1/3,B:C=5:6,求A:B:C.
问题描述:
A比B多
,B:C=5:6,求A:B:C. 1 3
答
因为A比B多
,1 3
则A:B=(1+
):1=4:3=20:15,1 3
又因B:C=5:6=15:18,
所以A:B:C=20:15:18;
答:A:B:C=20:15:18.