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