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Set Theory Questions for CAT with Answers PDF

This EduRev document offers 10 Multiple Choice Questions (MCQs) from the topic Set Theory (Level - 2). These questions are of Level - 2 difficulty and will assist you in the preparation of CAT & other MBA exams. You can practice/attempt these CAT Multiple Choice Questions (MCQs) and check the explanations for a better understanding of the topic. 

Question for Practice Questions Level 2: Set Theory - 1
Try yourself:A = {x : x is a perfect square; x ≤ 20; x ∈ N}
B = {y : y is not a perfect square; y ≤ 20; y ∈ N}
C = A ∪ B and D = A ∩ B

Which of the following statements is/are true?
(i) (C ∪ D) ∪ D = A ∪ B
(ii) C ∩ D = Ø
(iii) C ∪ D = C

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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:In a locality, two-thirds of the people have Cable TV, one-fifth have VCR and one-tenth have both. What is the fraction of people having either Cable TV or VCR?
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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:In a survey of 100 persons, it was found that 39 subscribed to TV Guide, 26 subscribed to Time and 6 subscribed to Scientific American. A total of 15 subscribed to at least two of these magazines and 2 subscribed to all the three. How many persons did not subscribe to any of the three?  
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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:Directions: Study the following information and answer the question.

In Foodpur, where a person has to eat either vegetarian food or non-vegetarian food, there are 600 people who eat non-vegetarian food, 400 people who eat vegetarian food and 150 people who eat both. Of the people who eat non-vegetarian, there are 300 who eat mutton, 400 who eat chicken and 200 who eat both these types of meat.

Q. How many people eat vegetarian food as well as mutton?

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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:Directions: Study the following information and answer the question.

In Foodpur, where a person has to eat either vegetarian food or non-vegetarian food, there are 600 people who eat non-vegetarian food, 400 people who eat vegetarian food and 150 people who eat both. Of the people who eat non-vegetarian, there are 300 who eat mutton, 400 who eat chicken and 200 who eat both these types of meat.

Q. How many people do not eat chicken or mutton?

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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:At a meeting of 100 people, there were 23 Indian men and 29 Indian women. Of these Indians, 4 were dentists and 24 were either men or dentists. Assume that there were no foreign dentists. How many women dentists attended the meeting?  
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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:If X = {4n - 3n - 1 : n ∈ N} and Y = {9(n - 1) : n ∈ N}, then X ∪ Y is equal to
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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:In a group of 65 people, 40 like cricket, 10 like both cricket and tennis. Each one likes at least one sport out of cricket and tennis.

How many people like tennis?

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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:Which of the following is an empty set?
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Question for Practice Questions Level 2: Set Theory - 1
Try yourself:At a dinner where 240 men are seated, half of the men belong to the middle class, one third to the upper-middle class and one-fourth to both the classes. How many men belong to neither class?  
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