There are total 20 hours or 1200 minutes from 9pm to 5pm. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 8AM to 12AM | 1PM to 2PM | 1AM to 4AM |
| 2AM to 11AM | 7PM to 5AM | 1AM to 9AM |
| 1AM to 3AM | 12PM to 6PM | 8AM to 2PM |
| 6PM to 1AM | 4PM to 1AM | 3AM to 7PM |
| 10AM to 1PM | 1AM to 9PM | 8AM to 11AM |
| 8AM to 11AM | 6AM to 10AM | 7PM to 3AM |
