Refer to a jar that contains four blue marbles and six yellow marbles. 3 random marbles are randomly selected a. Calculate the number of ways three marbles can be chosen (regardless of color) b. Calculate the number of ways you can choose two of the four blue marbles in the jar c. Calculate the probability of selecting exactly two blue marbles (without replacement) d. Calculate the probability that at least two marbles are blue (without replacement)

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