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