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If n(A) = 20, n (B) = 44, n (A cup B) = ...

If `n(A) = 20, n (B) = 44, n (A cup B) = 51", then " n (A cap B) = `

A

22

B

39

C

24

D

13

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-SETS ( APPENDIX - 1)-EXERCISE
  1. The set (A cap B^(c ))^(c ) cup (B cap C) is equal to

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  2. The set (A cup B cup C) cap (A cap B^(c ) cap C^(c ))^(c ) cap C^(c )...

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  3. If n(A) = 20, n (B) = 44, n (A cup B) = 51", then " n (A cap B) =

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  4. If n(A) = 25, n(B) = 15, n (A cup B) = 30," then " n (A cap B ) =

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  5. If n(A) = 20, n (B) = 44, n (A cap B) = 13" then " n (A cup B) =

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  6. If n(A) = 37, n(B) = x, n(A cup B) = 52, n(A cap B) = 8 , then x =

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  7. If A sube B, n(A) = 25, n(B) = 35," then " n (A cap B) =

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  8. If A, B, C are three sets and S in the universal set such that n(S) = ...

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  9. If n(A) = 12, n(B) = 16, n(C ) = 21, n(A capB) = 5, n(A cap C) = 8, n(...

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  10. If n(A) = 10, n (B) = 15, n(C ) = 20, n (A cap B) = 4, n (A cap C) = 7...

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  11. In a class 16 students read Mathematics , 17 read General Science and ...

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  12. 90 students take Mathematics , 72 take Science in a class of 120 stude...

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  13. If A = { Prime numbers } , B = {Even numbers}, then n(A cap B) =

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  14. A survey shows that in a city that 63% of the citizens like tea where ...

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  15. An investigator interviewed 100 students to determine their preference...

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  16. In a twon of 10,000 families it was found that 40% families buy newspa...

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  17. From 50 students taking examinations in mathematics, physics and chemi...

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  18. Which of the following statements is true ?

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  19. The shaded area in the figure is

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  20. The shaded area in the figure is

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