80 minutes, or 1 hour 20 minutes
11:42 plus 45 minutes is 12:27
3 hours, 35 minutes, and 45 seconds plus 1 hour, 45 minutes and 30 seconds is 5 hours, 21 minutes, and 15 seconds.
6:15
9:15
11:15
6:25
11:45.
The answer is 1245
8 and 2/5
7:11 + 45 minutes is 7:56.
It would be 8:30.
it is 2hr and 15 mins