I need the steps and answers please

List the 10 possible samples (without replacement) of size 3 3 that can be obtained from the population of five officials.

What is the difference between the predicted value and the actual value

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.