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A box contains 10 balls out of which 3 are red and rest are blue. In how many ways can a random sample of 6 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 6 balls of the same colour?
Correct Answer is Option D):
You cannot discover the new oceans unless you have the courage to lose the sight of the shore.
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