There are total 21 hours or 1260 minutes from 1pm to 10am. In words, this duration is equal to twenty-one hours or one thousand two hundred sixty minutes.
How many hours from
| 8PM to 2PM | 3AM to 10AM | 11PM to 10AM |
| 8AM to 3AM | 5PM to 5AM | 6PM to 11AM |
| 10AM to 6PM | 7AM to 1PM | 1AM to 8PM |
| 2AM to 12PM | 12PM to 10AM | 7AM to 9PM |
| 12AM to 5AM | 7PM to 10AM | 11AM to 10AM |
| 9PM to 6AM | 3AM to 12PM | 5PM to 8AM |
