Rewrite the second time as 15 : 30. Then, you should have two consistent times in military time format. Take the difference between these times to get 6 hours.
15 : 30
- 9 : 30
- - - - - -
. 6 : 00
9 hours.
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.