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