Question

A basket a team has been practicing for 1 hour they warmed up for 1/6 of the time and shot baskets for 1/3 of the time. They played against each other the rest of time. How long did they play against each other

Answer 1

1 hour = 60 minutes. 
Warm up 1/6 = 10 minutes. 
Shot baskets 1/3 = 2/6 = 20 minutes.
Remaining 3/6 = 30 minutes (which is your answer).