Algebra Factoring Practice Test Results

Question 1
71% answer correctly
Which of the following is not a composite number?
38
17
9
28
Question 2
79% answer correctly
What`s the greatest common factor of 36 and 44?
2
1
4
8
Question 3
94% answer correctly
Which of the following is not a multiple of 9?
54
27
45
65