(6) विवाहित जोड़ों को गोल मेज पर कितने तरीकों से बैठाया जा सकता है यदि हर पति-पत्नी साथ बैठें?
In how many ways can (6) married couples sit around a circular table if each husband and wife sit together?
Explanation opens after your attempt
Correct Answer
D. (7680)
Concept
Treat each couple as one block, so (6) blocks have (5!) circular arrangements and each block has (2) internal ways. For couple problems, remember the \(2^n\) internal orders.
Why this answer is correct
The correct answer is D. (7680). Treat each couple as one block, so (6) blocks have (5!) circular arrangements and each block has (2) internal ways. For couple problems, remember the \(2^n\) internal orders.
Exam Tip
हर जोड़े को एक खंड मानकर (6) खंडों की गोल व्यवस्था (5!) और हर खंड के भीतर (2) तरीके हैं। जोड़ों वाले प्रश्नों में \(2^n\) अंदरूनी क्रम याद रखें।
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