Hee hee,/kloc-run a lap in 0/5 minutes, and dad/kloc-run a lap in 0/2 minutes. Father and daughter started at the same time, at least a few minutes later, two

The least common multiple of 15 and 12 is: 60.

Xiao Ming's lap number: 60÷ 15=4,

Dad's lap number is: 60÷ 12=5,

A: At least 60 minutes later, they met again at the starting point. At this time, Dad and Xiaoming ran 5 laps and 4 laps respectively.