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
| 6PM to 8PM | 6PM to 2PM | 10PM to 9AM |
| 5PM to 9AM | 2AM to 3AM | 7PM to 9AM |
| 4PM to 9AM | 9AM to 12AM | 3AM to 12PM |
| 7PM to 9AM | 2AM to 2PM | 7PM to 2PM |
| 3PM to 2PM | 4AM to 11PM | 11AM to 12PM |
| 2PM to 11AM | 8PM to 2AM | 10PM to 9AM |