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If X and Y are two sets such that X has ...

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

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SUBHASH PUBLICATION-SETS-TWO MARKS QUESTIONS WITH ANSWERS
  1. Let U={1,2,3,4,5,6,7,8,9},A={1,2,3,4},B={2,4,6,8} and C={3,4,5,6}: Fin...

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  2. Let U={1,2,3,4,5,6,7,8,9},A={1,2,3,4},B={2,4,6,8} and C={3,4,5,6}: Fin...

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  3. If U={1,2,3,4,5,6,8},A={2,4,6},B={2,3,5} find :A'

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  4. Let U={1,2,3,4,5,6,7,8,9},A={1,2,3,4},B={2,4,6,8} and C={3,4,5,6}: Fin...

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  5. LetU={a,b,c,d,e,f,g,h} find the complements of the following sets: C...

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  6. LetU={a,b,c,d,e,f,g,h} find the complements of the following sets: C...

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  7. LetU={a,b,c,d,e,f,g,h} find the complements of the following sets: C...

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  8. LetU={a,b,c,d,e,f,g,h} find the complements of the following sets: D...

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  9. If U={1,2,3,4,5,6,7,8,9},A={2,4,6,8} and B={2,3,5,7}. Verify that : (A...

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  10. If U={1,2,3,4,5,6,7,8,9},A={2,4,6,8} and B={2,3,5,7}. Verify that : (A...

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  11. Let U={1,2,3,4,5,6,7,8,9},A={1,2,3,4},B={2,4,6,8} and C={3,4,5,6}: Fin...

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  12. If A={3,5,7,9,11},B={7,9,11,13},C={11,13,15} and D={15,17}, find (An...

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  13. Let U={1,2,3,4,5,6,7,8,9},A={1,2,3,4},B={2,4,6,8} and C={3,4,5,6}: Fin...

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  14. Set U={0,1,2,3,4,5,6,7,8,9} A={0,1,3,5,7},B={0,2,4,6,8},C={1,4,9} Fi...

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  15. Ilf A and B are two sets such that AuuB has 50 elements, A has 28 elem...

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  16. If X and Y are two sets such that X has 40 elements , X uu Y has 60 ...

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  17. Ilf A and B are two sets such that AuuB has 50 elements, A has 28 elem...

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  18. In a group of 400 people , 250 can speak Hindi and 200 can speak Eng...

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  19. Ilf A and B are two sets such that AuuB has 50 elements, A has 28 elem...

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  20. If X and Y are two sets such that X has 40 elements , X uu Y has 60 ...

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