There are total 2 hours or 120 minutes from 8pm to 10pm. In words, this duration is equal to two hours or one hundred twenty minutes.
How many hours from
| 5AM to 1PM | 11AM to 11PM | 9PM to 4PM |
| 6PM to 3PM | 7AM to 3AM | 4PM to 4AM |
| 6AM to 10PM | 5AM to 1AM | 5AM to 8PM |
| 11PM to 5PM | 10AM to 8AM | 4AM to 3PM |
| 8AM to 6AM | 8AM to 3AM | 7PM to 2AM |
| 10AM to 5PM | 9AM to 6AM | 12AM to 5AM |
