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