fundamentals math

a box contains the following mixture of colored marbles 2 black, 3 red, 5 yellow, and 2 green. If two marbles are drawn, the second being drawn n after the first is replaced, then what is the probability that both are black?

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  1. (2/12)^2 = ?

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  2. If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events.

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