Math, asked by rahul131659, 18 days ago

If set A, B are such that n(A)=20, n(B) = 25 and n (AUB) = 40 then n

(A∩B) is:

(a) 20 (b) 40

(c) 5 (d) None of these

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Answered by harshadrohokale

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