21. A box contains 2 red marbles and 3 blue ones. Five draws are made at randomwithoutreplace-ment. Which of the following is the chance that exactly 2 red marbles are drawn?
Part IVProblems22. (5 points) Find the number of ways of arranging 5 green balls and 4 yellow balls in a row. Simplifyyour answer to anumericalanswer, e.g.13.No credit will be given for not simplifying youranswer.23. (10 points) 400 draws with replacement are made from the following box:12345Approximate the chance of getting exactly 84 tickets with a 1 on it.5