There are total 10 hours or 600 minutes from 3pm to 1am. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 1AM to 3AM | 11PM to 6PM | 1PM to 12PM |
| 9PM to 2AM | 10AM to 7PM | 9AM to 2PM |
| 10AM to 6AM | 8PM to 8AM | 9AM to 11AM |
| 8PM to 12PM | 9PM to 12AM | 10PM to 12AM |
| 9AM to 3PM | 6PM to 9PM | 1PM to 8PM |
| 10PM to 9PM | 4PM to 11AM | 6PM to 5PM |
