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A box contains 12 balls out of which 4 are red and rest are blue. In how many ways can a random sample of 5 balls be drawn from the bag so that at the most 2 red balls are included in the sample and no sample has all the 5 balls of the same colour? |
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Answer» A box contains 12 balls out of which 4 are red and rest are blue. In how many ways can a random sample of 5 balls be drawn from the bag so that at the most 2 red balls are included in the sample and no sample has all the 5 balls of the same colour? |
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