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