A saving account earns 3% nominal yearly interest compounded quarterly. How much would a 650$ investment in this account be worth after 10 years ? Show the calculation that gives you your answer

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.