That'd be 3 / (3+1) times 4811 students, or 3608 students who are female.
The other fourth of the students are male.
8.25% of 55.60 = 4.58700
We round that number to 4.59
(I am assuming the tip is based on the amount of the pretax bill.)
15% of 55.60 = 8.34
So $55.60 + $4.59 + 8.34 = $68.53
The bill would be $68.53.
Answer:
the straight line will always equal 180 degrees.
180-125-35=20
the answer for the missing degree is 20