There are total 15 hours or 900 minutes from 10pm to 1pm. In words, this duration is equal to fifteen hours or nine hundred minutes.
How many hours from
| 12AM to 10AM | 5AM to 7AM | 6AM to 10AM |
| 2AM to 11PM | 4PM to 2AM | 9AM to 2PM |
| 10AM to 5PM | 3AM to 10PM | 12PM to 2PM |
| 8PM to 6AM | 11PM to 8AM | 12PM to 3AM |
| 10AM to 1AM | 11AM to 10PM | 9AM to 6PM |
| 7AM to 11PM | 1PM to 10AM | 6PM to 3PM |
