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
| 10AM to 6PM | 11AM to 6AM | 7PM to 9PM |
| 8AM to 3AM | 5AM to 1AM | 2AM to 1AM |
| 4AM to 4PM | 12PM to 2PM | 11PM to 12PM |
| 1PM to 6PM | 7PM to 7AM | 7AM to 12AM |
| 12PM to 3AM | 7PM to 6PM | 6AM to 12AM |
| 9PM to 3AM | 9AM to 11AM | 7PM to 1AM |
