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