Christina has been saving $10,000 a year ever since she started to work. She has earned an average return of 9.71 percent and now has a total of $227,629 in her savings account. How many years has it been since Christina first started saving money? Multiple Choice 9.56 years 12.59 years 11.74 years 14.55 years Russell owns a preferred stock that pays a constant annual dividend of $19 a share. What is this stock worth to him today if he requires a 15.3 percent rate of return? Multiple Choice $102.27 $124.18 $21.91 $43.81 Your credit card charges interest of 2.5 percent per month. What is the annual percentage rate? Multiple Choice 30.99 percent 26.74 percent 25.00 percent 30.00 percent Wissler, Inc. owes $288,000 to the bank for some improvements made to its office building. The loan is for 60 months and the monthly payment is $6,395.79 What is the interest rate on the loan? Multiple Choice 11.68 percent 11.93 percent 12.68 percent 12.43 percent