Question

Box 1 contains 2 red balls and one blue ball. Box 2 contains 3 blue balls...

Box 1 contains 2 red balls and one blue ball. Box 2 contains 3 blue balls and 1 red ball. A coin is tossed. If it falls heads up, box 1 is selected and a ball is drawn. If it falls tails up, box 2 is selected and a ball is drawn. Find the probability of selecting a red ball.

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