Ms. francis needs 2  students to read a poem, so she assigns each student in her class of 28 students a number from 1 to 28 . she then chooses 2 student numbers at random. what is the probability that ms. francis chooses 2 even-numbered students?

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.