If X and Y are two sets such that X ∪Y has 18 elements, X has 8 elements and Y has 15 elements; how many elements does X ∩Y have

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asked Feb 7, 2018 in Mathematics by Rohit Singh (61,782 points) 35 133 357

If X and Y are two sets such that X ∪Y has 18 elements, X has 8 elements and Y has 15 elements; how many elements does X ∩Y have?

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answered Feb 7, 2018 by sameer (82,980 points) 5 11 37

Answer is correct

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