There are total 13 hours or 780 minutes from 9am to 10pm. In words, this duration is equal to thirteen hours or seven hundred eighty minutes.
How many hours from
| 3PM to 5AM | 3PM to 6AM | 10PM to 3PM |
| 6AM to 3PM | 10PM to 1PM | 2AM to 10AM |
| 5PM to 1PM | 3PM to 1PM | 3AM to 7PM |
| 12PM to 10AM | 8PM to 4AM | 1PM to 4PM |
| 11AM to 7PM | 4PM to 5PM | 5AM to 4PM |
| 9AM to 6PM | 3AM to 10PM | 11AM to 4PM |