Charles would like to save money to pay for his daughter's college expenses. He estimates that he will need to accumulate $ 48000 over the next 10 years. How much will he need to invest at the end of each year for 10 years to achieve his savings goal if he can earn 6 percent per year on the investment and he makes end-of-year payments? $3642 $3159 O $3474 $3313