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