CAT 2018 Slot 2 QA Q32 Set Theory

Question 32 of the Quantitative Ability (QA) section, CAT 2018 Slot 2, with CAT's official answer.

If A = {62n - 35n - 1: n = 1,2,3,...} and B = {35(n-1) : n = 1,2,3,...} then which of the following is true?
  1. A
    Neither every member of A is in B nor every member of B is in A
  2. B
    Every member of A is in B and at least one member of B is not in A
  3. C
    Every member of B is in A.
  4. D
    At least one member of A is not in B

Answer: (B) Every member of A is in B and at least one member of B is not in A Set Theory MCQ

A worked solution for this question is being written. Meanwhile, practise it in a timed mock and see how other aspirants did.

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