How do you write a linear relationship

Which of these tables represents a non-linear function?

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.