There are total 12 hours or 720 minutes from 7pm to 7am. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 4PM to 6PM | 1PM to 7AM | 3AM to 4AM |
| 6PM to 7PM | 5PM to 1PM | 3PM to 10PM |
| 9PM to 3PM | 8PM to 5AM | 9PM to 12AM |
| 5AM to 2AM | 3AM to 8AM | 6PM to 4PM |
| 8AM to 10PM | 12PM to 2PM | 4AM to 1PM |
| 9AM to 2AM | 6PM to 1PM | 8PM to 5PM |
