needing problem 1 & 2 solved please.

robiem If you have $105,000 in a savings account that earned 5% per year, compounded annually, how much did you put into the account a year ago? In this case, your money would have been in an account earning 5% interest for 1 year. FV $ 105,000.00 5% PV 5% 17 Yr 1 FV 2015/(1+016) PV