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