4.5 hours
7 hours 15 minutes
From 8:30 AM to 4:15 PM, there are 7 hours and 45 minutes. This can be calculated by counting the hours from 8:30 AM to 4:00 PM (which is 7 hours) and then adding the additional 15 minutes.
-506
2 hours.
4.5 hours
4 hours and 15 minutes.
7 hours 15 minutes
From 8:30 AM to 4:15 PM, there are 7 hours and 45 minutes. This can be calculated by counting the hours from 8:30 AM to 4:00 PM (which is 7 hours) and then adding the additional 15 minutes.
-506
6:30 pm
12 hours
12 hours
12 Hours ! There are 12 hours in the AM and 12 hours in the PM !
The best way of answering this sort of question is to use a 24 hour clock as this allows simple subtraction. 6.30 pm in a 24 hour clock is 12.00 (mid day) + 6.30 = 18.30 18.30 - 08.30 = 10
From midnight (am) to Noon (pm) is 12 hours.
2.5 hours