The answer to your question is
I just finished this test and the correct answer is "4x + 6y < 120" or "B"
A is not commutative with the above expression
your answer is A
9 * 20 = 180
24 has 4 more than that, so multiply 9 to 4 and add it to 180.
9 * 4 = 36
180 + 36 = 216
So 9 * 24 = 216