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