In the figure below MNO = PQR determine the length of QR

The slope of a line is -1/2 . what is the slope of a line that is parallel to it? a. 1/2 b.2 c. -1/2 d. -2

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

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?