Algebra Factoring Practice Test Results

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