There are total 5 hours or 300 minutes from 1pm to 6pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 9PM to 8PM | 12AM to 10PM | 7PM to 5AM |
| 5AM to 3PM | 6PM to 2AM | 11AM to 11PM |
| 8AM to 9PM | 4AM to 7PM | 12AM to 5AM |
| 6AM to 2PM | 7AM to 8AM | 10AM to 4AM |
| 6AM to 7AM | 3AM to 6AM | 10PM to 1AM |
| 9PM to 3AM | 7AM to 10AM | 9PM to 8AM |
