180 minutes
3 hours
320 min = 51/3 hours = 5hours 20minutes
3 hours and 39 minutes.
60 x 3 = 180 + 20 = 200
180 min.
3 hours 20 minutes
3 hours 45 min
45 minutes
3 hours * 60 min / hour = 180 minutes
3 hours and 15 min
7 2/3 hours or 7 hours and 40 minutes.
3 hours 30 minutes