There are total 1 hours or 60 minutes from 4am to 5am. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 11AM to 3PM | 9AM to 3AM | 8PM to 1AM |
| 7PM to 4AM | 9PM to 4PM | 9PM to 1PM |
| 7PM to 10AM | 4PM to 7PM | 8AM to 5PM |
| 6PM to 11AM | 3PM to 8PM | 6PM to 2AM |
| 2AM to 7PM | 12PM to 3PM | 7PM to 12AM |
| 7PM to 3AM | 6PM to 2AM | 10PM to 3AM |
