Question 2
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? 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.
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I HOPE IT WILL BE X/12
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Answer:
the value of x is 6 for the given problem
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