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
| 1PM to 10PM | 2AM to 2PM | 12PM to 7PM |
| 8AM to 2AM | 1AM to 7AM | 2AM to 9AM |
| 4AM to 2AM | 4AM to 9PM | 5PM to 12AM |
| 7AM to 9PM | 12PM to 7AM | 5PM to 12PM |
| 3PM to 3AM | 11PM to 3PM | 2PM to 8PM |
| 6PM to 2PM | 8AM to 6AM | 3AM to 8PM |
