A bag of skittles contains 18 yellow, 12 green, 20 red, 10 orange, and 14 purple Skittles. If one skittle is drawn at random, what is the P( purple | red).

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4