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In a group of 50 people . 31 like tea , ...

In a group of 50 people . 31 like tea , 20 like coffee and 6 like both tea and coffee.
how many like tea only ?

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ICSE-SETS -EXERCISE 6 D
  1. In a group of 50 people . 31 like tea , 20 like coffee and 6 like both...

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  2. Let A and B be two sets such that n (A) = 52, n (B) = 60 and n(A nn B...

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  3. Let A and B be two sets such that n (A) = 52, n (B) = 60 and n(A nn B...

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  4. Let A and B be two sets such that n (A) = 52, n (B) = 60 and n(A nn B...

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  5. Let P and Q be two sets such that n(P uu Q) = 70 ,n (P )= 45 and n(Q)...

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  6. Let P and Q be two sets such that n(P uu Q) = 70 ,n (P )= 45 and n(Q)...

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  7. Let P and Q be two sets such that n(P uu Q) = 70 ,n (P )= 45 and n(Q)...

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  8. In a city , here are 25 Hindi medium schools , 18 English medium schoo...

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  9. In a city , here are 25 Hindi medium schools , 18 English medium schoo...

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  10. In a city , here are 25 Hindi medium schools , 18 English medium schoo...

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  11. There is a group of 50 persons who can speak English or Tamil or both....

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  12. There is a group of 50 persons who can speak English or Tamil or both....

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  13. There is a group of 50 persons who can speak English or Tamil or both....

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  14. In a class of 40 students , each one plays either Tennis or Badminton ...

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  15. In a class of 40 students , each one plays either Tennis or Badminton ...

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  16. In a class of 40 students , each one plays either Tennis or Badminton ...

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  17. In a class of 45 pupils ,21 play chess , 23 play cards and 5 play both...

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  18. In a class of 45 pupils ,21 play chess , 23 play cards and 5 play both...

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  19. In a class of 45 pupils ,21 play chess , 23 play cards and 5 play both...

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  20. In a group of 36 girls , each one can either stitch or weaves or can d...

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  21. In a group of 24 children , each one play cricket or hockey or both. I...

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