How many ball pitches did TJ hit?

Evaluate the following expression 1/3^2

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

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.