Pls answer with explanation......... A box contains 12 balls out of which x are black. If one ball is drawn at random from the box, what is the probability that it will be a black ball?
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P(E)=Number of favourable outcomes/Total number of possible outcome(s)
Favurable outcomes=X and the number of possible outcomes =12(since there are 12 balls in the bag)
P(E)=X/12
Favurable outcomes=X and the number of possible outcomes =12(since there are 12 balls in the bag)
P(E)=X/12
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