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