There are total 4 hours or 240 minutes from 3am to 7am. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 11AM to 10PM | 6AM to 11AM | 12AM to 8AM |
| 10PM to 11PM | 12AM to 9PM | 5PM to 4PM |
| 7PM to 11PM | 8PM to 2PM | 1AM to 12AM |
| 2PM to 12PM | 11AM to 5AM | 3AM to 1PM |
| 10PM to 12PM | 2PM to 7AM | 6AM to 10PM |
| 5AM to 9PM | 7AM to 3AM | 12PM to 3PM |
