Algebra Factoring Practice Test Results

Question 1
86% answer correctly
What`s the least common multiple (LCM) of 8 and 5?
160
80
20
40
Question 2
56% answer correctly
Which of the following is a composite number?
46
2
29
11
Question 3
67% answer correctly
Which of the following is a composite number?
6
11
31
17