You invested $80,000 in a mutual fund since 2016 for two years, The effective rate of return in 2016 was 7.2% but in 2017, the effective rate of return was -0.6%. You are disappointed with the fund performance and moved all the money from this fund and invested in a two-year term deposit that paid 4.5% interest compounded quarterly.

(a)How much is your investment worth after 4 years? Express your answer in 2 decimal places.

(b) What effective rate of return did you average over the 4 years? Express your answer in 4 decimal places.