Oh, dude, you're really making me do math right now? Like, okay, fine. So, 8 and a half hours is like 8 hours plus half an hour, which is 30 minutes. So, like, 8 and a half hours is 8 hours plus 30 minutes, which equals 510 minutes.
4 hours 48 minutes
(7.50 hours) + (10 minutes) = 7 hours 40 minutes.
6 hours and 31 minutes
In hours, it is exactly what you wrote, e.g. 2 hours and 37 minutes, or just over 2 and 1/2 hours (plus 7 minutes). If you want total minutes, every hour has 60 minutes. You would add 60 plus 60 plus 37 to get the total minutes.
8hours 15 minutes
Oh, dude, you're really making me do math right now? Like, okay, fine. So, 8 and a half hours is like 8 hours plus half an hour, which is 30 minutes. So, like, 8 and a half hours is 8 hours plus 30 minutes, which equals 510 minutes.
This equals 45 hours and 2 minutes.
((1 hour 32 minutes) + (2 hours)) + (3 hours 56 minutes) = 7 hours 28 minutes
150 minutes or 2 hours 30 minutes.
(10 hours) + (225 minutes) = 13 hours 45 minutes
33 hours and 31 minutes
(7.50 hours) + (10 minutes) = 7 hours 40 minutes.
6 hours and 31 minutes
5 hours and 55 minutes.
4 hours 48 minutes
13 hours and 15 minutes.