Plz help me it’s a little difficult

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

Which of the following are accepted without proof in a logical system? check all that apply.

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?