255
2 hours, 22 minutes.
6 and 1/2 hours
899 minutes
10 hours and 40 minutes.
There are 6 hours of elapsed time between 9:00 AM and 3:00 PM.
18 minutes
46 minutes have elapsed from 9:59 PM to 10:45 PM.
The elapsed time is 4 hours and 53 minutes.
255
The elapsed time of 1 pm to 9 am is 20 hours.
2 hours, 22 minutes.
10 hours
1 hour and 40 minutes.
6 and 1/2 hours
Two hours elapsed time.
10:20