Suppose 3 blue and 5 yellow identical objects are in a jar. A blindfolded person randomly selects two of these objects from the jar one after another, without replacing them back into the jar. The following tree diagram depicts all the possible random outcomes and their probabilities. 3 B 5 Y 3/8 5/8 Blue Yellow 2/7 4/7 Blue 5/7 3/7 Yellow Blue Yellow Note: Please enter your answers below in fraction form. a) What is the conditional probability P (Yellow Yellow) =? b) What is the probability of obtaining a final outcome with first a yellow object and then a blue object?

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A: Thanks for the question :)And your upvote will be really appreciable ;)