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Let n(U)=700, n(A)=200,n(B)=300 and n(An...

Let `n(U)=700`, `n(A)=200`,`n(B)=300` and `n(AnnB)=100`, then find `n(A'nnB')`

A

400

B

600

C

300

D

none of these.

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The correct Answer is:
C
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