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