Algebra Factoring Practice Test Results

Question 1
72% answer correctly
Which of the following is a composite number?
4
19
23
5
Question 2
66% answer correctly
What`s the least common multiple (LCM) of 9 and 7?
9 and 7 have no common multiples
64
63
252
Question 3
56% answer correctly
Which of the following is a composite number?
29
2
46
11