爷爷和淘气的年龄加起来是72岁,爷爷的年龄是淘气的五倍,他两个多少岁?
问题描述:
爷爷和淘气的年龄加起来是72岁,爷爷的年龄是淘气的五倍,他两个多少岁?
答
爷爷和淘气的年龄加起来是72岁,爷爷的年龄是淘气的五倍,他两个多少岁
淘气 = 72 / (5+1) = 12
爷爷= 12x 5 = 60