There are total 1 hours or 60 minutes from 9am to 10am. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 7AM to 12PM | 4AM to 6AM | 5AM to 12AM |
| 2PM to 8AM | 10PM to 11AM | 10AM to 1PM |
| 6PM to 12PM | 5AM to 9PM | 7AM to 12AM |
| 1AM to 9PM | 9PM to 3AM | 4PM to 4AM |
| 4PM to 6AM | 5PM to 6PM | 2AM to 5PM |
| 11AM to 12PM | 5AM to 11AM | 10AM to 2PM |
