There are total 17 hours or 1020 minutes from 4am to 9pm. In words, this duration is equal to seventeen hours or one thousand twenty minutes.
How many hours from
| 5PM to 2PM | 3AM to 8AM | 1PM to 3PM |
| 5AM to 2AM | 4PM to 6PM | 8PM to 6AM |
| 9PM to 2PM | 8PM to 8AM | 7PM to 11AM |
| 9PM to 3AM | 7AM to 3PM | 6AM to 6PM |
| 9PM to 7PM | 5PM to 10PM | 12AM to 8PM |
| 6PM to 3PM | 2PM to 1AM | 1PM to 4AM |
