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