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
| 12PM to 11AM | 8PM to 4PM | 11AM to 3AM |
| 8PM to 11PM | 2PM to 10PM | 4AM to 3PM |
| 7AM to 6AM | 12AM to 9AM | 1AM to 5PM |
| 6AM to 1PM | 2AM to 6PM | 5PM to 11AM |
| 4AM to 10PM | 2AM to 11AM | 10PM to 12AM |
| 2AM to 12PM | 12PM to 3PM | 6PM to 8AM |
