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