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
| 12PM to 7PM | 4AM to 11AM | 9AM to 2AM |
| 9PM to 7PM | 4PM to 2AM | 5AM to 12PM |
| 3PM to 4AM | 7AM to 2PM | 12AM to 10PM |
| 12PM to 3AM | 5AM to 1AM | 5AM to 5PM |
| 2AM to 11PM | 5PM to 6AM | 11PM to 10AM |
| 11AM to 4AM | 1PM to 7AM | 7AM to 3AM |
