A.
4 hours are split evenly by 3 people
4 divided by 3
4/3 hours
B.
4/3 hours is 1 1/3 hours.
There are 60 minutes in an hour, so 60*1/3=20, and 1/3 hours is 20 minutes.
1 hour 20 minutes
C.
There are 60 minutes in an hour.
So, 1 hour 20 minutes = 60 + 20 = 80 minutes
80 minutes
Good luck!
