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