Eddie and Caroline are going to the school play. Eddie buys 6 adult tickets and 2 child tickets. He pays K39. Caroline buys 5 adult tickets and 3 child tickets. She pays K36.50. Work out the cost of an adult ticket and the cost of a child ticket. ​

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.