There are 60 students in a classes, out ...

There are 60 students in a classes, out of which 40 opt for NCC, 30 opt for NSS and 20 for both, then the probability that a student has opted for none of the NCC or NSS is (A) `5/6` (B) `1/6` (C) `1/3` (D) `1/2`

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There are 60 students in a class, out of which 40 opt for NCC, 30 opt for NSS and 20 for both, then the probability that a student has opted for none of the NCC or NSS is (A) 5/6 (B) 1/6 (C) 1/3 (D) 1/2

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There are 60 students in a classes, out of which 40 opt for NCC, 30 opt for NSS and 20 for both, then the probability that a student has opted for none of the NCC or NSS is (A) `5/6` (B) `1/6` (C) `1/3` (D) `1/2`

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