Please solve the picture

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Jose bought 20 shares of netflix at the close price of $117.98. in a few years, jose sells all of his shares at $128.34. how much money did jose make? a.) $192.50 b.) $207.20 c.) $212.50 d.) $224.60

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)