There are total 10 hours or 600 minutes from 9am to 7pm. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 3AM to 2AM | 4AM to 4PM | 10AM to 5AM |
| 7PM to 12PM | 11AM to 8PM | 2AM to 7PM |
| 10AM to 7PM | 5AM to 2PM | 3PM to 10AM |
| 9AM to 11PM | 12AM to 11AM | 10AM to 11AM |
| 9PM to 1AM | 11AM to 4AM | 10AM to 11PM |
| 7PM to 6AM | 1PM to 12PM | 4AM to 9PM |
