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