Algebra Factoring Practice Test Results

Question 1
67% answer correctly
What`s the greatest common factor of 48 and 24?
48
2
24
1
Question 2
57% answer correctly
Which of the following sets of factors do 72 and 64 have in common?
{3, 6, 8, 9, 12, 18, 24, 36, 72}
{0, 3, 6, 9, 12, 18, 24, 36, 72}
{1, 2, 4, 8, 136}
{1, 2, 4, 8}
Question 3
72% answer correctly
Which of the following is a composite number?
4
5
23
19