Yoku is putting on sunscreen .he uses 2ml to cover 50 cm2 of his skin. he wants to know how mamy milliliters of sunscreen (c) he needs to cover 325 cm2 of his skin

Point $(x,y)$ is randomly picked from the rectangular region with vertices at $(0,,,2010),$ and $(0,2010)$. what is the probability that $x > 7y$? express your answer as a common fraction.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?