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SSC CGL Venn Diagrams — practice questions — page 3

Explore 88 free Venn Diagrams questions in SSC CGL Reasoning. Open each question or exercise to read its content, reference answers and available explanation.

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Venn Diagrams questions and exercises with answers

Showing questions 61–88 of 88.

Which author of Alice in Wonderland also wrote on Venn's method in Symbolic Logic?Read the answer and worked solution →In the creature example, which of these lies in the two-legs circle but outside the flying circle?Read the answer and worked solution →Which set of three classes is best shown by three circles, each inside the next larger one?Read the answer and worked solution →Which classes are best shown by two separate circles inside one larger circle?Read the answer and worked solution →Which classes are best shown by three mutually intersecting circles?Read the answer and worked solution →What is the set of all humans, in relation to the set of all mammals?Read the answer and worked solution →A set that has no elements at all is called what?Read the answer and worked solution →The relation of one set lying wholly inside another is called what?Read the answer and worked solution →A family of subsets whose union is the whole set with no overlaps is called what?Read the answer and worked solution →In traditional logic, which statement type is 'All metals are elements'?Read the answer and worked solution →Venn pictures normally use which closed shape for sets?Read the answer and worked solution →Who showed in 1963 that a symmetric n-set drawing forces n to be prime?Read the answer and worked solution →Overlapping circles for sets A and B hold 12 only in A, 8 in both and 5 only in B. What is the union?Read the answer and worked solution →Among 100 people, 30 are only in set P, 25 only in set Q and 20 in both. How many are in neither?Read the answer and worked solution →A library has 90 members. 55 borrow fiction, 48 borrow science and 13 borrow neither. How many borrow both?Read the answer and worked solution →A cafe had 150 visitors. 25 took both coffee and tea, 40 took only tea and 60 took only coffee. How many took neither?Read the answer and worked solution →Of 72 students, 40 sing, 32 dance and 12 do both. How many take part in at least one of the two?Read the answer and worked solution →In a town, 60 percent read paper X, 40 percent read paper Y and 20 percent read both. What percent read neither?Read the answer and worked solution →Every person in a hall likes cricket or tennis. 70 percent like cricket and 55 percent like tennis. What percent like both?Read the answer and worked solution →Set A has 30 members, set B has 25 and the whole group has 40. What is the least possible overlap?Read the answer and worked solution →If 45 people like tea and 18 of them also like coffee, how many like tea but not coffee?Read the answer and worked solution →Those in only one of two sets number 24 and those in both number 8. How many belong to the union?Read the answer and worked solution →Let A = {a, b, c, d} and B = {c, d, e}. How many elements are in the intersection of A and B?Read the answer and worked solution →If P = {1, 2, 3, 4, 5} and Q = {4, 5, 6, 7}, how many elements lie in P but not in Q?Read the answer and worked solution →Which set of classes fits one circle nested in a second and the second nested in a third?Read the answer and worked solution →Which set of classes fits three completely separate circles with nothing shared?Read the answer and worked solution →A group of 100 has 60 who swim, 45 who cycle and 15 who do neither. How many do both?Read the answer and worked solution →In a school of 400, 250 take art, 180 take music and 60 take both. How many take only music?Read the answer and worked solution →

Worked practice questions

Which author of Alice in Wonderland also wrote on Venn's method in Symbolic Logic?

  1. Lewis Carroll
  2. Roald Dahl
  3. Rudyard Kipling
  4. Edward Lear
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Correct answer: A. Lewis Carroll

Charles Dodgson, writing as Lewis Carroll, covered Venn's method in his book Symbolic Logic.

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In the creature example, which of these lies in the two-legs circle but outside the flying circle?

  1. Bats
  2. Parrots
  3. Mosquitoes
  4. Penguins
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Correct answer: D. Penguins

Penguins have two legs but cannot fly, so they sit in the non-overlapping part of the two-legs circle.

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Which set of three classes is best shown by three circles, each inside the next larger one?

  1. Mammal, Dog, Animal
  2. Cat, Dog, Animal
  3. Doctor, Man, Woman
  4. Pen, Pencil, Eraser
Show answer and solution

Correct answer: A. Mammal, Dog, Animal

Every dog is a mammal and every mammal is an animal, so the circles are nested.

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