10.30 + 30 minutes = 11 (eleven o'clock).
The time 10:30 plus 60 minutes (1 hour) = 11:30
11:15
6 o'clock, probably.
6:15
9:15
it is 2hr and 15 mins
40+-30=10
It would be 8:30.
Yes.
5 hour 30 minutes
2 hours and 75 minutes= 3 hours and 15 minutes.
150 minutes or 2 hours 30 minutes.