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