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