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Venn Diagrams & Set Theory Test - 5

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Venn Diagrams & Set Theory Test - 5
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Weekly Quiz Competition
  • Question 1
    3 / -1

     

    In the following diagram the boys who are athletic and are disciplined are indicated by which number?

     

    Solution

     

    The required number is 2 because its common in the three shapes.

     

  • Question 2
    3 / -1

     

    The diagram given below represents those students who play Cricket, Football and Kabaddi.

    Study the diagram and identify the students who play all the three games.

     

    Solution

     

    S indicates those students who play all three games.

     

  • Question 3
    3 / -1

     

    In an organization of pollution control board, engineers are represented by a circle, legal experts by a square and environmentalist by a triangle. Who is most represented in the board as shown in the following figure ?

     

    Solution

     

    Environmentalists with Engineering background is most represented in the board.

     

  • Question 4
    3 / -1

     

    In the following figure triangle represents 'girls', square players and circle-coach. Which part of the diagram represents the girls who are player but not coach?

     

    Solution

     

    Q part of the figure represents those girls who are players but not coach.

     

  • Question 5
    3 / -1

     

    In the figure given below, square represents doctors, triangle represents ladies and circle represents surgeon. By which letter the ladies who doctor and surgeon both are represented ?

     

  • Question 6
    3 / -1

     

    Study the diagram and identify the people who can speak only one language.

     

    Solution

     

    The regions represented by the letters K, J and I denote such people who can speak only one language.

     

  • Question 7
    3 / -1

     

    In the given figure if Triangle represents healthy people, Square represents old persons and Circle represents men then What is the number of those men who are healthy but not old ?

     

  • Question 8
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following figure small square represents the persons who know English, triangle to those who know Marathi, big square to those who know Telugu and circle to those who know Hindi. In the different regions of the figures from 1 to 12 are given.

    ...view full instructions


    Question -

    How many persons can speak English and Hindi both the languages only ?

     

    Solution

     

    Number of persons who can speak English and Hindi both only is 5.

     

  • Question 9
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following figure small square represents the persons who know English, triangle to those who know Marathi, big square to those who know Telugu and circle to those who know Hindi. In the different regions of the figures from 1 to 12 are given.

    ...view full instructions


    Question -

    How many persons can speak Marathi and Telugu both ?

     

  • Question 10
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following figure small square represents the persons who know English, triangle to those who know Marathi, big square to those who know Telugu and circle to those who know Hindi. In the different regions of the figures from 1 to 12 are given.

    ...view full instructions


    Question -

    How many persons can speak English, Hindi and Telugu ?

     

    Solution

     

    Number of persons who can speak English, Hindi and Telugu is 2.

     

  • Question 11
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following figure small square represents the persons who know English, triangle to those who know Marathi, big square to those who know Telugu and circle to those who know Hindi. In the different regions of the figures from 1 to 12 are given.

    ...view full instructions


    Question -

    How many persons can speak only English ?

     

    Solution

     

    Number of persons were can speak English is 12.

     

  • Question 12
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following figure small square represents the persons who know English, triangle to those who know Marathi, big square to those who know Telugu and circle to those who know Hindi. In the different regions of the figures from 1 to 12 are given.

    ...view full instructions


    Question -

    How many persons can speak all the languages ?

     

    Solution

     

    There is no such person who can speak all the languages.

     

  • Question 13
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the diagram given below and answer each of the following questions.

    ...view full instructions


    Question -

    How many persons who take tea and wine but not coffee ?

     

    Solution

     

    17 persons take tea and wine but not coffee.

     

  • Question 14
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the diagram given below and answer each of the following questions.

    ...view full instructions


    Question -

    How many persons are there who take both tea and coffee but not wine ?

     

    Solution

     

    Number of persons was taken both tea and coffee but not wine is 7.

     

  • Question 15
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the diagram given below and answer each of the following questions.

    ...view full instructions

     

    Question -

    How many persons are there who takes only coffee ?

     

    Solution

     

    25 + 20 = 45

     

  • Question 16
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the diagram given below and answer each of the following questions.

    ...view full instructions


    Question -

    How many persons take wine ?

     

    Solution

     

    122 persons take wine.

     

  • Question 17
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the diagram given below and answer each of the following questions.

    ...view full instructions


    Question -

    How many persons takes all the three ?

     

    Solution

     

    15 persons take all the three.

     

  • Question 18
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions


    Question -

    How many doctors are neither artists nor players ?

     

    Solution

     

    The number of doctors who are neither artists nor players is 17.

     

  • Question 19
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions


    Question -

    How many doctors are both players and artists ?

     

    Solution

     

    The number of doctors who are both players and artists is 3.

     

  • Question 20
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions


    Question -

    How many artists are players ?

     

    Solution

     

    The number of artists who are players is 22 + 3 = 25.

     

  • Question 21
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    How many players are neither artists nor doctors ?

     

    Solution

     

    The number of players who are neither artists nor doctors is 25.

     

  • Question 22
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    How many artists are neither players nor doctors ?

     

    Solution

     

    The number of artists who are neither players nor doctors is 30.

     

  • Question 23
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following diagram rectangle represents men, Triangle represents educated, Circle represents urban and square represents government employees.

    ...view full instructions

     

    Question -

    Which one of the following represents the educated men but not urban ?

     

  • Question 24
    3 / -1

    Directions For Questions

    Directions to Solve

    In the following diagram rectangle represents men, Triangle represents educated, Circle represents urban and square represents government employees.

    ...view full instructions

     

    Question -

    Which one of the following represents a woman who is urban as well as government employee ?

     

    Solution

     

    Why women are not mentioned in the diagram?

    Ans: Rectangle represents men, therefore the area outside the rectangle should be WOMEN.

    How to find the answer for the this question?

    Ans = [Woman & Urban & Government_Employee]

    Conditions: Outside the rectangle(women) & Circle(urban) & Square(Govt. employee)

    From the given diagram we can find that the value 10 is satisfies the above conditions.

    Therefore the answer is 10.

     

  • Question 25
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    If hospital management requires only married trained nurses for operation theater, which part of diagram should be chosen by him ?

     

    Solution

     

    Because the question is only married trained nurses, so the diagram circle, triangle (represents nurses in hospital) and rectangle where intersect is the married trained nurses to the hospital. So the answer is 5 only.

     

  • Question 26
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    By which number, married but untrained nurses in the hospital are represented?

     

  • Question 27
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    By which numbers trained nurses are represented ?

     

    Solution

     

    Option A = 3, 6 ; Here 3 is 'just only a married population'.
    Option B = 7, 5 ; Here 7 is 'married nurses in hospital but not trained'.
    Option D = 1, 1 ; Here 1 is 'nurses in hospital but not trained'.

    But, Option C = 5, 6 ; Here both 5 & 6 are covered with 'Trained nurses'. Hence the required answers.
     

     

  • Question 28
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    What is represented by the number 7 ?

     

  • Question 29
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    By which number, the trained unmarried nurses in the hospital are represented ?

     

    Solution

     

    This is because in the given data states that there are only married, trained nurses in the hospital. But in the question it is asked as whether the nurse is unmarried. Eventually, the answer should be the left out number (the number in the triangle&square). So the answer is 4 only.

     

  • Question 30
    3 / -1

    Directions For Questions

    Directions to Solve

    Study the following figure and answer the questions given below.

    ...view full instructions

     

    Question -

    How many educated people are employed ?

     

    Solution

     

    Number of educated people who are employed = 3 + 6 = 9.

     

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