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
| 9AM to 8PM | 6PM to 2AM | 6PM to 11PM |
| 2PM to 8PM | 6PM to 9AM | 4PM to 12AM |
| 5AM to 3AM | 5PM to 12PM | 3AM to 10AM |
| 4AM to 9AM | 3AM to 10AM | 7PM to 4AM |
| 3PM to 12PM | 10PM to 4AM | 7AM to 2PM |
| 9PM to 3AM | 12AM to 9PM | 11PM to 6AM |
