From 3 o'clock to 3: 45 how many degrees is that

It's a period of time equal to 45 minutes.


Since I posted this answer, crowds of people have complained
that I should have said how many degrees, not how many minutes. 

The problem is:  '3 o,clock' and '3:45' are not angles.  They're both times. 
I knew that right away, as soon as you called the first one ' o'clock '.  So
right there, I knew that we weren't dealing with angles.  The only way
I knew to answer the question was in terms of time.

The answers are 20,30,80,180,960,890,1230,4560. on the first row

Yes, that is the correct formula. to solve this problem given the number of years, plug in the number of years for t and plug the whole thing into the