Algebra Factoring Practice Test Results

Question 1
90% answer correctly
What`s the least common multiple (LCM) of 7 and 2?
56
28
14
42
Question 2
82% answer correctly
Which of the following is not a composite number?
29
44
6
10
Question 3
75% answer correctly
What`s the least common multiple (LCM) of 3 and 5?
3 and 5 have no common multiples
16
15
30