How much must the Big Boy invest today to spend $15,000 next year on a trip to Tahiti, $45,000 for a new car three years from today, and $30,000 per year for six years beginning at the end of year 4 for other fun stuff? He can earn 6.5% on his investments. a. $171,566.58 b. $200,350.55 C. $164,228.66 d. $179,381.45 e. None of these are correct