There are total 5 hours or 300 minutes from 7pm to 12am. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 4AM to 8AM | 9PM to 12AM | 6AM to 1AM |
| 9PM to 7PM | 4AM to 2PM | 6AM to 6PM |
| 10PM to 3PM | 7AM to 5AM | 6PM to 5PM |
| 8PM to 2AM | 1PM to 10PM | 9AM to 7AM |
| 3AM to 1AM | 8PM to 4PM | 7AM to 10PM |
| 2PM to 4AM | 8PM to 1PM | 6AM to 5AM |
