(7) पुरुषों और (6) महिलाओं में से (5) व्यक्तियों की समिति बनानी है जिसमें ठीक (3) पुरुष हों। कितने तरीके हैं?
From (7) men and (6) women a committee of (5) persons is to be formed with exactly (3) men. How many ways are there?
Explanation opens after your attempt
B. (525)
Concept
Exactly (3) men and (2) women are needed. The ways are \(\binom{7}{3}\binom{6}{2}=525\).
Why this answer is correct
The correct answer is B. (525). Exactly (3) men and (2) women are needed. The ways are \(\binom{7}{3}\binom{6}{2}=525\).
Exam Tip
ठीक (3) पुरुष और (2) महिलाएं चाहिए। तरीके \(\binom{7}{3}\binom{6}{2}=525\) हैं।
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