There are total 5 hours or 300 minutes from 7am to 12pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 10AM to 8PM | 10PM to 3AM | 3AM to 12PM |
| 10PM to 11AM | 3PM to 7PM | 6PM to 5AM |
| 11PM to 5PM | 12PM to 7PM | 10AM to 9PM |
| 6AM to 5AM | 7PM to 4PM | 5PM to 5AM |
| 8PM to 3AM | 2AM to 8AM | 2PM to 2AM |
| 3AM to 3PM | 5AM to 12PM | 10AM to 11PM |
