There are total 10 hours or 600 minutes from 12pm to 10pm. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 11AM to 6AM | 8AM to 1PM | 9PM to 1AM |
| 11PM to 9PM | 1PM to 4AM | 1AM to 2AM |
| 1PM to 7AM | 1AM to 9PM | 6PM to 1AM |
| 1AM to 12AM | 4AM to 3AM | 2AM to 6AM |
| 3AM to 9PM | 1PM to 3PM | 10AM to 2AM |
| 3AM to 9PM | 1AM to 4AM | 2AM to 11AM |