3 distinct integers are selected at rand...

3 distinct integers are selected at random form 1, 2, 3, …, 20. find out the probability that the sum is divisible by 5

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ARIHANT MATHS ENGLISH-PROBABILITY-Exercise (Questions Asked In Previous 13 Years Exam)

3 distinct integers are selected at random form 1, 2, 3, …, 20. find o...
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about to only mathematics
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A six-faced fair dice is shown until 1 comes. Then the probability tha...
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Let A and B be two events such that Poverline((AcupB))=(1)/(6),P(AcapB...
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Three houses are available in a locality . Three persons apply for th...
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A randam variable X has Poisson's distribution with mean 2. Then , P(X...
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There are n urns each containing (n+1) balls such that ith urn contain...
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In a telephone enquiry system, the number of phone calls regarding rel...
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Indian and four American men and their wives are to be seated randomly...
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Let H1, H2,..., Hn be mutually exclusive events with P (Hi) > 0, i = ...
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Let E^c denote the complement of an event E. Let E,F,G be pairwise ind...
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A pair of four dice is thrown independently three times. The probabili...
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Two aeroplanes I and II bomb a target in succession. The probabilitie...
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An experiment has 10 equally likely outcomes. Let A and B be two non-e...
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about to only mathematics
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A die is thrown. Let A be the event that the number obtained is gre...
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It is given that the events A and B are such that P(A)=1/4, P(A/B)=1/2...
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A fair die is tossed repeatedly until a 6 is obtained. Let X denote th...
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A fair die is tossed repeatedly until a 6 is obtained. Let X denote th...
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A fair die is tossed repeatedly until a 6 is obtained. Let X denote th...
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In a binomial distribution B (b, p=(1)/(4)), if the probability of at...
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