Question 6 (10 points) In 1970, before the era of major league baseball free agency, the minimum player salary was $12,000. In 1975, the minimum salary was $16,000. What was the average annual growth in the minimum salary in major league baseball over those five years? A) 2.67% B) 5.92% C) 15.00% (D) 13.40% Question 8 (10 points) Your father spent all of his adult life working in a small T-shirt making firm. His first year sales were $98,000 and his last year sales were $350,000. If the firm grew at an average rate of 3.35% per year, how many years did your father sell T-shirts at his firm? A) 38.63 years B) 25.91 years C) 40.00 years D) 43.16 years Question 9 (10 points) If you can earn 5.25% per year on your investments, how long will it take to double your money? A) 6.31 years B) 19.05 years C) 13.55 years D) There is not enough information to answer this