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