求比值,63:14 24:32 0.75:1.5 2.5:4分之5

问题描述:

求比值,63:14 24:32 0.75:1.5 2.5:4分之5

63:14 =4.5
24:32 =0.750.75:1.5 =0.52.5:4分之5 =2