CAT 2017 Set Theory Question (Medium)

Question

If A is the set of odd integers less than 50 and B is the set of the squares of integers in A, how many elements does the intersection of A and B contain?

Optima Learn · Accepted Answer

Understanding Set A consists of odd integers less than 50, and set B consists of the squares of the integers in A. We need the number of elements in the intersection of A and B, i.e. numbers that are both odd integers less than 50 AND also squares of odd integers from A. Analyzing For a square of an

CAT 2017 Set Theory — Previous Year Question

CAT 2017

Quantitative

Set Theory

Medium

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