4hrs. 30min. or 4.5hrs. or 4 1/2hrs.
Chat with our AI personalities
7 hours
It is five hours.
It is (3.5+24K) hours where k is any integer.
There are 12 hours from 9 AM to 9 PM. This includes the full hours from 10 AM to 9 PM, plus the hour from 9 AM to 10 AM. Therefore, the total duration is 12 hours.
9 am to 4:15 pm is approximately 7 hours and 15 minutes.