The time from 7:45 AM to 6:15 PM is 10 hours and 30 minutes. To calculate, you can break it down into two parts: from 7:45 AM to 12:00 PM is 4 hours and 15 minutes, and from 12:00 PM to 6:15 PM is 6 hours and 15 minutes. Adding those together gives a total of 10 hours and 30 minutes.
6 and 3/4.
That's nine and one quarter hours.
615 is a time of day: it is not, and cannot be expressed, as a fraction of an hour.
13:45 + 24n hours where n is any integer.
10 hours and 45 minutes
1275
From 7:45 AM to 1:15 PM is a total of 5 hours and 30 minutes. To break it down, there are 5 hours from 7:45 AM to 12:45 PM, plus an additional 30 minutes to reach 1:15 PM.
From 7:45 AM to 2:20 PM is a total of 6 hours and 35 minutes. To break it down, there are 6 hours from 7:45 AM to 1:45 PM, and then an additional 35 minutes from 1:45 PM to 2:20 PM.
From 7:45 AM to 6:15 PM is a total of 10 hours and 30 minutes. To break it down, there are 10 hours from 7:45 AM to 5:45 PM, and then an additional 30 minutes from 5:45 PM to 6:15 PM.
Do you mean Pacific time? If so, it's 4:45 am.
Yes, I had mine removed just the other day, my doctor told me that the numbness can last from 6-12 hours after the surgery. (I'm not a doctor, but that is what mine said)
A long long long long long long long long long long long long long long long long long long long long long long long long long time ago, back in the stone ages.