Can somebody please help me

Which of the following is true for the relation f(x)=2x^2+1

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers