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