There are total 7 hours or 420 minutes from 12pm to 7pm. In words, this duration is equal to seven hours or four hundred twenty minutes.
How many hours from
| 1AM to 2AM | 4PM to 10PM | 10PM to 5PM |
| 5AM to 9AM | 3PM to 4PM | 10PM to 4PM |
| 8PM to 5AM | 1AM to 5AM | 1AM to 4PM |
| 10AM to 9PM | 10PM to 8AM | 11PM to 4AM |
| 2PM to 1PM | 3PM to 9AM | 11PM to 1PM |
| 6AM to 8PM | 10AM to 6PM | 5PM to 12AM |
