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
| 1PM to 11PM | 2AM to 2PM | 8PM to 6AM |
| 1AM to 4PM | 7PM to 3AM | 3PM to 12PM |
| 11PM to 7AM | 2PM to 10PM | 9AM to 5AM |
| 7PM to 11AM | 4PM to 11AM | 10PM to 9PM |
| 12AM to 1PM | 5AM to 1AM | 10AM to 12AM |
| 7PM to 10AM | 9AM to 7AM | 12PM to 9PM |
