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24. Consider three urns, one colored red, one white, and one blue. The red urn con- tains 1 red and 4 blue balls; the white urn contains 3 white balls, 2 red balls, and 2 blue balls; the blue urn contains 4 white balls, 3 red balls, and 2 blue balls. At the initial stage, a ball is randomlyr selected from the red urn and then returned to that urn. At every subsequent stage, a ball is randome selected from the urn whose color is the same as that of the ball previously selected and is then returned to that urn. In the long run, what proportion of the selected balls are red? What proportion are white? What proportion are blue