QUESTION 2 In 1991 the average tuition for one year at a 4-year institution was $5,300. Thirty years later, in 2021, it had risen to $21,200. What was the growth rate in tuition over this 30-year period? 4.73% 4.91% 5.15% 5.28% 5.44% QUESTION 3 An investor is considering an annuity which costs $320,000 today. The annuity pays $25,000 a year. The rate of return is 4.2%. What is the length of the annuity time period? 19.47 19.16 18.75 18.53 18.28