There are total 7 hours or 420 minutes from 5am to 12pm. In words, this duration is equal to seven hours or four hundred twenty minutes.
How many hours from
| 8AM to 5PM | 8AM to 2AM | 6AM to 8AM | 
| 10PM to 9AM | 2PM to 12AM | 11PM to 4PM | 
| 9AM to 12AM | 3PM to 8PM | 3PM to 6PM | 
| 12AM to 1PM | 3AM to 9PM | 12PM to 5PM | 
| 7PM to 5PM | 11PM to 7AM | 2AM to 10PM | 
| 4PM to 11PM | 8PM to 1AM | 8AM to 2PM | 

