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