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