There are total 4 hours or 240 minutes from 3pm to 7pm. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 4PM to 9PM | 4PM to 8AM | 6AM to 9AM |
| 9PM to 9AM | 12AM to 2AM | 9AM to 11PM |
| 5AM to 7PM | 3AM to 2PM | 8AM to 6PM |
| 7AM to 11PM | 6AM to 4AM | 9PM to 5AM |
| 8PM to 3PM | 3AM to 3PM | 12AM to 1AM |
| 6AM to 8PM | 10AM to 7PM | 2AM to 9AM |