There are total 3 hours or 180 minutes from 4pm to 7pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 4AM to 9PM | 10AM to 4PM | 5AM to 9AM |
| 1PM to 3PM | 4AM to 1AM | 7AM to 2AM |
| 6AM to 2PM | 1PM to 9AM | 6PM to 12PM |
| 11AM to 6PM | 12AM to 12PM | 2AM to 2PM |
| 4PM to 8AM | 3AM to 8AM | 8AM to 1AM |
| 7PM to 2AM | 3PM to 5AM | 4AM to 8AM |
