Algebra Factoring Practice Test Results

Question 1
90% answer correctly
What`s the least common multiple (LCM) of 7 and 2?
28
42
56
14
Question 2
82% answer correctly
Which of the following is not a composite number?
6
44
10
29
Question 3
77% answer correctly
Which of the following is not a composite number?
6
13
15
44