There are total 3 hours or 180 minutes from 5pm to 8pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 1PM to 9AM | 9AM to 12AM | 10AM to 1PM |
| 10AM to 9PM | 8AM to 12PM | 5PM to 11AM |
| 11PM to 12PM | 1AM to 11PM | 10PM to 6AM |
| 12AM to 10PM | 1PM to 5AM | 6PM to 8AM |
| 11AM to 2PM | 2PM to 8AM | 6AM to 1PM |
| 6AM to 6PM | 12PM to 4PM | 4AM to 6AM |