There are total 8 hours or 480 minutes from 9am to 5pm. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 9PM to 5AM | 3PM to 1PM | 4PM to 2PM |
| 12AM to 2AM | 12PM to 9PM | 9AM to 5AM |
| 10PM to 3PM | 1AM to 4AM | 8AM to 12AM |
| 2AM to 1AM | 9PM to 7AM | 2PM to 1PM |
| 9PM to 12AM | 4PM to 12AM | 6AM to 6PM |
| 1PM to 7PM | 1PM to 6PM | 12AM to 11PM |
