45 minutes before 6:30 PM is 5:45 PM.
About 30 minutes
3 hours 53 minutes
There are 75 minutes between 4:45 PM and 6:00 PM, or 1 hour and 15 minutes.
845 PM
It certainly implies some time after 2:45 but you just don't know until it ticks over to 2:46.
7:25 PM
45 minutes before 6:30 PM is 5:45 PM.
Add on 12 so = 14:45 hours
About 30 minutes
6 hours, 45 minutes has passed from 10:00 PM to 4:45 AM.