(12) धावकों में से स्वर्ण, रजत और कांस्य पदक कितने तरीकों से दिए जा सकते हैं?
In how many ways can gold, silver and bronze medals be awarded among (12) runners?
Explanation opens after your attempt
A. (1320)
Concept
The three medals are ordered, so \(^{12}P_3=1320\). In exams, use permutation when medals are different.
Why this answer is correct
The correct answer is A. (1320). The three medals are ordered, so \(^{12}P_3=1320\). In exams, use permutation when medals are different.
Exam Tip
तीन अलग पदक क्रमित हैं, इसलिए \(^{12}P_3=1320\)। परीक्षा में पदक अलग हों तो permutation प्रयोग करें।
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