There are total 9 hours or 540 minutes from 1am to 10am. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 10PM to 3PM | 9AM to 7AM | 4PM to 12PM |
| 7PM to 6PM | 9AM to 4PM | 1PM to 10PM |
| 12PM to 1AM | 1AM to 5AM | 12AM to 8AM |
| 9AM to 1AM | 12PM to 9AM | 4AM to 4PM |
| 5PM to 1AM | 1AM to 2PM | 10AM to 6PM |
| 2PM to 5PM | 7AM to 12PM | 9AM to 8AM |
