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Find the value of n: (i) nC2 : nC2 = 12 : 1

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Find the value of n:

(i) nC2 : nC2 = 12 : 1

(ii) 2nC3 : nC3 = 11 : 1

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Hence, the right question is:

(On removing the same multiples in the ratio)

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