There are total 8 hours or 480 minutes from 4am to 12pm. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 3AM to 9AM | 4AM to 9AM | 2AM to 7AM |
| 4PM to 11AM | 5AM to 10PM | 6PM to 4AM |
| 11AM to 5AM | 9PM to 11AM | 7PM to 1PM |
| 12AM to 7PM | 9PM to 11AM | 1PM to 6AM |
| 9PM to 7PM | 6PM to 1AM | 10AM to 8AM |
| 4PM to 2PM | 8AM to 9PM | 2PM to 10PM |
