Mathematics · 2021
JEE Main · 24 February 2021, Shift 2 · Q79
The probability that two randomly selected subsets of the set {1,2,3,4,5} have exactly two elements in their intersection, is:
The probability that two randomly selected subsets of the set $\displaystyle \{1,2,3,4,5\}$ have exactly two elements in their intersection, is :
Official answer
(3)
$\displaystyle \frac{135}{2^9}$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.