2. Except for the bottom of each layer of the cake, the entire cake is covered with frosting. What is the surface area covered by frosting? (Remember not to include the bottom of each layer) 12 in. 4 in. 12 in 4 in 16 in. 16 in​

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.