There are (7.5 + 24k) hours where k is an integer.
7 hours 15 minutes
If they're both on the same date, then they mark a period of 21/2 hours.
5.5 + 24k where k is any integer.
There are 8.5 hours. * hours and 30 minutes
There are 9 hours between 630 am and 930 am.
4 hours and 15 minutes.
12 hours
From 630 am to noon is 5.5 hours. From noon to 330 pm is 3.5 hours. Total =9 hours.
This is equivalent to 16 hours.
9 hours.
9h 15m
8.5
7 and a half hours
10.5 hours
There are (7.5 + 24k) hours where k is an integer.
10 & 1/2