4 hours 45 minutes.
36
It is 9 hours.
6 hours and 30 minutes.
2 hours from 1130 pm to 130 am 14 hours from 1130 am to 130 am
(8.25 + 24k) hours, where k is any integer.
2.25 assuming both am or pm
From 7 a.m. to 1:30 p.m. there are 6 hours and 30 minutes.
15 hours and 20 minutes.
6
It is five hours.
1:30pm to 11:00pm is 9.5 hours.
It is (3.5+24K) hours where k is any integer.