(6) पुरुष और (6) महिलाएं एक पंक्ति में कितने तरीकों से बैठ सकते हैं यदि वे बारी-बारी से बैठें?
In how many ways can (6) men and (6) women sit in a row if they sit alternately?
Explanation opens after your attempt
Correct Answer
A. \(2\cdot 6!\cdot 6!\)
Concept
There are two possible patterns, and in each pattern men arrange in (6!) ways and women in (6!) ways. For equal alternate seating, remember the two patterns.
Why this answer is correct
The correct answer is A. \(2\cdot 6!\cdot 6!\). There are two possible patterns, and in each pattern men arrange in (6!) ways and women in (6!) ways. For equal alternate seating, remember the two patterns.
Exam Tip
बैठने की दो रूपरेखाएं संभव हैं और हर रूपरेखा में पुरुष (6!) तथा महिलाएं (6!) तरीकों से बैठते हैं। समान संख्या में वैकल्पिक बैठाने पर दो पैटर्न याद रखें।
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