On a placement examination, Rick scored lower than 1192 of the 12,790 students who took the exam. Find the percentile, rounded to the nearest percent, for Rick's score.

Acoin is tossed twice. let e e be the event "the first toss shows heads" and f f the event "the second toss shows heads". (a) are the events e e and f f independent? input yes or no here: yes (b) find the probability of showing heads on both toss. input your answer here: preview

Which of the following points is collinear with (-2,1) and (0,3)

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?