Austin got 72% of the questions correct on his last math quiz. if there were 25 total questions, how many did he answer incorrectly

Which representation has a constant of variation of -2.5

Find the area of the triangle shown 3 by 6

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.