(10) खिलाड़ियों में से (4) का समूह चुनना है, लेकिन कप्तान और उपकप्तान दोनों साथ नहीं आ सकते। कितने समूह बनेंगे?
A group of (4) is to be chosen from (10) players, but the captain and vice-captain cannot both be included. How many groups are possible?
Explanation opens after your attempt
C. (182)
Concept
Total selections are \(^{10}C_{4}=210\). Remove \(^{8}C_{2}=28\) selections containing both special players, giving (182).
Why this answer is correct
The correct answer is C. (182). Total selections are \(^{10}C_{4}=210\). Remove \(^{8}C_{2}=28\) selections containing both special players, giving (182).
Exam Tip
कुल \(^{10}C_{4}=210\) हैं। दोनों विशेष साथ होने वाले \(^{8}C_{2}=28\) हटाएं, उत्तर (182)।
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