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