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Of the members of three athletic teams in a certain school, 21 are in the basketball team, 26 in hockey team and 29 in the football team. 14 play hockey and basket ball, 15 play hockey and football, 12 play football and basketball and 8 play all the three games bow many members are there in all?

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The correct Answer is:
43 only
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Of the members of three athletic teams in a certain school 21 are on the basket ball team, 26 on the hockey team, and 29 on the football team, 14 play hockey and basketball. 15 play hockey and football, and 12 play football and basketball, 8 are on all the three teams. How many members are there altogether?

Of the number of three athletic teams in a school, 21 are in the basketball team, 26 in kockey team and 29 in the fotball team, 14 play hockey and basketball, 15 play hockey and fotball, 12 play football and basketball and 8 play all the games. The total number of members is

In a group of players in a college,20 are in the basketball team,24 in the hockey team and 27 in the cricket team.If 12 play hockey and basketball,10 play cricket and basketball,14 play hockey and cricket and 7 play all the three games,then the total number of players in the group is (a) 42 (b) 43 (c) 45 (d) 49

Out of 800 students in a school ,125 played cricket , 220 played football and 300 played hockey of the total, 28 played both hockey and football , 70 played cricket and football and 32 played cricket and hockey, 26 played all the three games . What is the number of students who did not play any game?

Out of four friends A, B, C and D, A and B play football and cricket, B and C play cricket and hockey, A and D play basketball and football, C and D play hockey and basketball Who plays football, basketbal and hockey?

ML KHANNA-CONCEPTS OF SET THEORY -Problem Set (1)
  1. Let n(U)=700, n(A)=200,n(B)=300 and n(AnnB)=100, then find n(A'nnB')

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  2. In a group of 1000 people, there are 750 who can speak Hindi and 400 w...

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  3. Of the members of three athletic teams in a certain school, 21 are in ...

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

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  5. In a survey of 200 students of a school, it was found that 120 study...

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  6. A survey shows that 63% of the Indians like cheese, whereas 76% like a...

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  7. In a pollution study of 1500 Indian rivers the following data were rep...

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  8. A group of 123 workers went to a canteen for cold drinks, ice-cream an...

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  9. A survey of 500 television watchers produced the following information...

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

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

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

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  13. The report of one survey of 100 students stated that the numbers study...

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  14. A survey conducted on 600 students of B.A. part I classes of a college...

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  15. Let A, B, C be subsets of the universal set U. If n(U)=692,n(B)=230,</...

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  16. If the set A contains 5 elements, then the number of elements in the p...

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  17. Given A={x:x is a root of x^(2)-1=0},B={x:x is a root of x^(2)-2x+1=0}...

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  18. Let S = {1,2,3,4}. The total number of unordered pairs of disjoint sub...

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  19. 25 people for programme A, 50 people for programme B, 10 people for bo...

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  20. Let X""=""{1,""2,""3,""4,""5} . The number of different ordered pairs ...

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