please show all work using formulas

Instructions: Show all of your work for maximum credit using the formulas. There are 30 points possible. 2. 6 points) During the early 1980s interest rates were much higher. Suppose NCNB offered an APR of 8.55% with semi-annual compounding on a deposit, while Barnett Bank offered an APR of 8.50% with monthly compounding. Which would you prefer (all else equal)? Show this with the effective annual rates. 3. (8 points) Given the following year end stock closing prices for Dunphy Enterprises Inc., calculate the annual holding period returns for each year from 2018 to 2021. Year Price HPR 2021 $86 2020 $78 2019 $45 2018 $51 2017 S42