A比B多1/3,B:C=5:6,求A:B:C.

问题描述:

A比B多

1
3
,B:C=5:6,求A:B:C.

因为A比B多

1
3

则A:B=(1+
1
3
):1=4:3=20:15,
又因B:C=5:6=15:18,
所以A:B:C=20:15:18;
答:A:B:C=20:15:18.