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