There are total 5 hours or 300 minutes from 8am to 1pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 2PM to 10PM | 7AM to 9AM | 7AM to 12PM |
| 8AM to 10PM | 3PM to 1PM | 11AM to 5AM |
| 6AM to 5AM | 10PM to 9AM | 10PM to 12PM |
| 3AM to 9AM | 11PM to 10AM | 2PM to 7PM |
| 5PM to 2PM | 11PM to 5AM | 8AM to 11AM |
| 9PM to 7PM | 8PM to 12AM | 6PM to 5AM |
