Question 10 (5 points) 10. We bought a stock for $45.85 four years ago and we can sell it for $59.13 today. The stock does not pay dividends. What annual rate of return have we earned? (just type the number without % and round up to second decimal places. For example, if your answer is 5.4989%, enter 5.50) A Question 11 (5 points) 11. What is the value in year 3 of a $250 cash flow made in year 15 when interest rates are 12 percent? (just type the amount of money without $ and round up to second decimal places. For example, if your answer is 105.6789, enter 105.68) Question 12 (5 points) 12. Approximately how many years does it take to double a $300 investment when interest rates are 8% per year? (just type the number of years without years. For example, if your answer is 7 years, enter 7)