A bag 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? If 6 more black balls are put in the box the probability of drawing a black ball is now double of what it was before. Find x.

Asked by deadpoolaviral26 | 22nd Sep, 2019, 09:01: PM

Expert Answer:

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Answered by Sneha shidid | 23rd Sep, 2019, 08:59: AM