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