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