Algebra Factoring Practice Test Results

Question 1
65% answer correctly
Which of the following is a composite number?
2
46
5
3
Question 2
67% answer correctly
Which of the following is a composite number?
6
17
11
31
Question 3
93% answer correctly
What`s the least common multiple (LCM) of 9 and 2?
54
36
72
18