There are total 9 hours or 540 minutes from 10am to 7pm. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 9AM to 10AM | 7PM to 7AM | 9PM to 3PM |
| 6PM to 3AM | 11PM to 10AM | 8PM to 7PM |
| 8AM to 10AM | 4AM to 5AM | 5AM to 2AM |
| 7PM to 5PM | 10PM to 3AM | 10PM to 2PM |
| 7AM to 6AM | 2AM to 12PM | 8PM to 2PM |
| 9AM to 6PM | 1PM to 6AM | 2PM to 1PM |
