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