Algebra Fundamentals Practice Test Results

Question 1
48% answer correctly
If a = 6 and b = -5, what is the value of the expression \n \\(-a^3 - a^2b + 6b^2 - ab + 4\\) ?
-212
-920
220
-860
Question 2
56% answer correctly
\\((1 - 14) \\times 7 - 4 \\div 5\\) = ?
-7.80
-97.80
-19
-91.80
Question 3
63% answer correctly
What`s the greatest common factor of 36 and 42?
78
3
12
6