There are total 4 hours or 240 minutes from 1am to 5am. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 7AM to 5PM | 9PM to 2AM | 9AM to 12AM |
| 11AM to 12AM | 9AM to 3PM | 2PM to 12AM |
| 6PM to 11PM | 9PM to 8AM | 9AM to 12AM |
| 6AM to 1AM | 9AM to 3AM | 8PM to 10AM |
| 8PM to 3AM | 12PM to 6AM | 8AM to 1AM |
| 10PM to 9PM | 4PM to 6AM | 9PM to 11PM |
