= 5) Each month Sharon makes a contribution to a retirement fund earning i(12) = 0.07, with interest credited at the end of the month. At the tine each deposit is made the fund administrators deduct 10% from the deposit for fees. The first deposit is made on the last day of January 2021. The first deposit is $100, and grows by 5 every month. When will the accumulated value of the fund exceed the total gross contribution to that point? [12] Hint: The sum of an arithmetic series - 51 n(5+5) 2