What's the area of the orange running track

Which of these tables represents a non-linear function?

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x