Urgent answer this math question about finding area

Which of these tables represents a non-linear function?

There are 85 apples on the big tree, john picked out 15%. how many did john pick out?

Kim took out a $55,000 loan for college she is borrowing money from 2 banks bank a charges an interest rate of 8% and b charges an interest rate of 11% after one year kim owes 5000 in interest how much money did she borrow from bank a.