2. Investments: Instead of buying the boat, consider investing the boat payment R into an annuity. If you invest R permonth for 15 years and the interest is 4.75% com pounded monthly, then what is the future value of the annuity? (round to the nearest penny) a. Formula needed for this situation: Future value of the annuity S-S penny fround to the nearest If you also make a single investment of the down payment amount D in a different account that pays the same interest (4.75% compounded monthly), then what is the account value in 15 years? b. Formula needed for this situation: (round to the nearest dollar) Account Balance in 15 years-s c. What is the total amount? (add the two answers above) fround to the nearest dollar)