There are total 21 hours or 1260 minutes from 8pm to 5pm. In words, this duration is equal to twenty-one hours or one thousand two hundred sixty minutes.
How many hours from
| 11AM to 12AM | 6AM to 1PM | 3AM to 6AM |
| 6PM to 2PM | 5PM to 4PM | 11PM to 3PM |
| 9AM to 4PM | 10AM to 4AM | 10PM to 11PM |
| 5AM to 10PM | 7AM to 7PM | 2PM to 6PM |
| 2AM to 4PM | 10AM to 4AM | 11AM to 7AM |
| 4AM to 2AM | 3AM to 12AM | 11PM to 9PM |
