Carmen drew a scale drawing of a house and its lot. In real life, the lawn in the backyard is 72 meters long. It is 24 millimeters long in the drawing. What is the scale of the drawing?

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.