JEE Main 2017 — Permutation Combination Question with Solution
JEE Main 2017 (02 Apr)
Question
A man has friends, of them are ladies and are men. His wife also has friends, of them are ladies and are men. Assume and have no common friends. Then the total number of ways in which and together can throw a party inviting ladies and men, so that friends of each of and are in this party is:
Choose an option
Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
Here, m - men and L - ladies
Total
Total
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This is a previous-year question from JEE Main 2017, covering the Permutation Combination chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.