Find the missing factor.
6x2 + x - 1 = (2x + 1)(
)

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?