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In a survey of 600 students in a school,...

In a survey of 600 students in a school,150 students were found to be taking tea and 225 students were taking coffee.100 were taking both tea and coffee. Find how many students were taking neither tea nor coffee.

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Let .B=. Set of members of the baske ball team .H=. Set of members in the hockeyiteam and .F=. Set of members in the football:team .therefore. Total number of members
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V PUBLICATION-SETS-QUESTION BANK
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  4. In a class of 60 boys, there are 45 boys who play cards and 30 boys pl...

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  5. Match each of the set in the roster form with the same set described...

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  6. Describe the following sets by roster method: (i) {x: x^2+5 x+6=0, x...

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  7. Assume that P (A) = P (B).Show that A = B

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  8. Find the smallest set 'Y' such that 'Y ⋃ {1,2}={1,2,3,5,9'}

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  9. If A={1,2,3,4}, B={1,4,5 ,6}, C={4,5,7,8,9} verify that (A uu B) uu C=...

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  10. Show that if A sub B, then C- B sub C - A

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  11. Show that A cap B = A cap C need not imply B = C

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  12. If A={4,5,8,12}, B={1,4,6,9} and C={1,2,4,7,8,10}, then find (i) A...

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  14. Find A' for A={3,6,7,8}, where universal set 'U' is given by : (i) ...

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  15. Let X={1,2,3,..., 12}, A={4,5,9,11} , B={1,2,4,5,8,9,10, 11,12} Verify...

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  17. Prove that A uuB=A nn B if A=B.

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  18. Let 'A' and 'B' be two finite set such 'that n(A-B)=15, n(A ⋃ B)=90, n...

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  19. In a survey of 600 students in a school,150 students were found to be ...

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  20. Of the number of three athletic teams in a school, 21 are in the baske...

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