1 month 210 hours
55,800 (930 x 60mins)
1460
9 hours.
8
This is equivalent to 16 hours.
6 3/4 hours
6 hours and 30 minutes.
9h 15m
There are (7.5 + 24k) hours where k is an integer.
4 hours and 15 minutes.
10 & 1/2
it is 1 hour 30 mins = 1½ hours.