if 6n tickets are numbered 0,1,2,. (6n-1) are placed in a bag and 3 are drawn out.show that the probability that sum of the nos on them is equal to 6n is 3n/(6n-1)(6n-2)?
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if 6n tickets are numbered 0,1,2,. (6n-1) are placed in a bag and 3 are drawn out.show that the probability that sum of the nos on them is equal to 6n is 3n/(6n-1)(6n-2)?
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