Nine boys and twelve girls have signed up for a trip. Only six students will be selected to go on the trip. Determine The probability that there will be equal numbers of boys and girls on the trip.

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.