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