3 hours and 39 minutes.
3 hours 5 min
60 x 3 = 180 + 20 = 200
180 min.
3 hours 20 minutes
3 hours 45 min
3 hours and 15 min
3 hours 30 minutes
210 min.
It is 3 hour and 36 minutes.
3.23 X 60 = 193.8 min OR if you meant 3 hours and 23 minutes (3 X 60)+23= 203 min
It is: 3*45 = 135 minutes which is 2 hours and 15 minutes