Well just looking at the points itself, the point (0,2) is the y intercept.. and the only answer choice you have with 2 as the y intercept is C.
(4/9-9) and (4/0) are undefined as you can not divide by the value of 0.
50% of $12,000 would be $6,000 his parents are paying for tuition. $6,000 divided by 12 months (1 year) would be $500 a month to equal $6,000 for 1 year of tuition.
Answer:
The most reasonable answer would be 44 minutes
Hope that helps!