If X and Y are two sets such that X has 40 elements, X uuYhas 60 | Filo
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Class 11

Math

JEE Main Questions

Sets

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If X and Y are two sets such that X has 40 elements, has 60 elements and has 10 elements, how many elements does Y have?

Solution: Solution: Here,


We know,



So, Set Y has elements.
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