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