Which equations represent functions?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Which number line represents the solution set for the inequality -1/2x> 24?

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?