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