There are total 21 hours or 1260 minutes from 7pm to 4pm. In words, this duration is equal to twenty-one hours or one thousand two hundred sixty minutes.
How many hours from
| 12AM to 4PM | 11AM to 6PM | 12AM to 1PM |
| 10PM to 7PM | 12PM to 3PM | 12PM to 2PM |
| 8PM to 12PM | 3PM to 8PM | 12AM to 9PM |
| 11PM to 8AM | 8PM to 10PM | 4AM to 7PM |
| 5PM to 2AM | 4PM to 1AM | 9AM to 4AM |
| 1PM to 2PM | 10PM to 12PM | 1PM to 5PM |
