There are total 2 hours or 120 minutes from 8pm to 10pm. In words, this duration is equal to two hours or one hundred twenty minutes.
How many hours from
| 9PM to 6PM | 12AM to 6AM | 3PM to 7AM | 
| 10AM to 4AM | 2AM to 10AM | 10PM to 7AM | 
| 8PM to 5AM | 2AM to 1AM | 9PM to 12AM | 
| 1PM to 5PM | 3PM to 10PM | 12AM to 3PM | 
| 7AM to 1PM | 3AM to 1AM | 8AM to 7PM | 
| 3PM to 11PM | 6PM to 4AM | 9PM to 4PM | 

