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