There are total 10 hours or 600 minutes from 1am to 11am. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 1PM to 8AM | 6AM to 10PM | 4PM to 3PM |
| 7PM to 10PM | 6AM to 11PM | 10PM to 9PM |
| 6AM to 7AM | 7PM to 10AM | 2PM to 6PM |
| 4PM to 8AM | 3AM to 12PM | 3AM to 1AM |
| 7AM to 10AM | 5PM to 7PM | 2PM to 4AM |
| 1AM to 8AM | 5AM to 3PM | 2PM to 4PM |
