There are 3 blue marbles, 6 red marbles, 2 green marbles and 1 black marble in a bag. Suppose you select one marble at random. Find the probability for each of the following. PLEASE HURRY FAST

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Answer:

P(Blue)= 1/4

P(Red)= 1/2

P(Green)= 1/6

P(Black)= 1/12