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