A and B are joined sets.If n(A−B)=25+x, n(B−A)=2x, n(A∩B)=2x an – InterviewSolution

1.	A and B are joined sets.If n(A−B)=25+x, n(B−A)=2x, n(A∩B)=2x and n(A)=2[n(B)], then x= ____.5
Answer» A and B are joined sets.If $n (A - B) = 25 + x,$ $n (B - A) = 2 x,$ $n (A \cap B) = 2 x$ and $n (A) = 2 [n (B)$ ], then $x =$ ____. 5

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