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In a group of 70 people,37like coffee,52...

In a group of 70 people,37like coffee,52 like tea and each person likes at least one of the two drinks .How many people like both coffee and tea?

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PATHFINDER-SET,VENN DIAGRAM AND RELATION-QUESTION BANK
  1. Shade the following sets : A' cup B'

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  2. Shade the following sets : A' cap B'

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  3. In a group of 70 people,37like coffee,52 like tea and each person like...

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  4. If 53% of persons like oranges where 66% like apples, what can be said...

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  5. Let A has 3 elements and B has 6 elements What can minimum number of e...

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  6. In a group of 2000 people there are 1500, who can speak Hindi and 800,...

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  7. A class has 175 students following is the description showing the numb...

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  8. In a committee 50 people speak Hindi , 20 speak English and 10 speak b...

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  9. In an examination 56% of the candidates failed in English and 48% Fail...

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  10. A school awarded 42 medals in hockey, 18 in basketball and 23 in crick...

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  11. A survey shows that 73% of the indians like apples whereas 65% like or...

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  12. Suppose A1 , A2 ..... A30 are thirty sets each with five elements and ...

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  13. Let A = {1,2,3}, B = {3,4} , C = {4,5,6} Then A cup (B cap C) is

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  14. If A = {2,3,5}, B = {2,5,6,}, then find (A-B) XX (A cap B)

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  15. If A = {x:x^2 - 5x + 6 = 0} , B = {2,4},C= {4,5}, hen A xx (B cap C) i...

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  16. If n(A) = 4, n(B) = 3, n(A xx B xx C) = 24 ,then n(C) is

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  17. n/m means that n is factor of m, then the relation 'f' is

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  18. If A = {2,4} and B = {3,4,5} then (A cap B) xx (A cup B) is

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  19. In the set A = {1,2,3,4,5}, a relation R is defined by R = {(x,y):x,y ...

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  20. In the set X = {a,b,c,d} which of the following relations represents a...

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