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