A box contains one yellow, two red, and three green balls. Two balls are randomly chosen without replacement. Define the following events: A:{ One of the balls is yellow } B:{ Al least one ball is red} C:{Both balls are green } D: {Both balls are of the same color} Find the following conditional probabilities (a) P(B|A") = (b) P(B|D) = (c) P(C|D) =

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