There are total 6 hours or 360 minutes from 1pm to 7pm. In words, this duration is equal to six hours or three hundred sixty minutes.
How many hours from
| 8AM to 2PM | 10PM to 11PM | 9PM to 5PM |
| 3AM to 7AM | 11AM to 10AM | 9AM to 12PM |
| 8AM to 7PM | 1PM to 4PM | 7PM to 1PM |
| 4AM to 7PM | 12AM to 9AM | 7AM to 8AM |
| 12PM to 12AM | 11PM to 12PM | 3AM to 10AM |
| 10AM to 10PM | 11AM to 5AM | 7PM to 8AM |