Combination and Permutation | ParikshaChakra

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Combination and Permutation

Question 17 of 36

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Question 17

यदि 5P r = 60 है, तो r का मान क्या होगा?

A. (a) 3

B. (b) 5

C. (c) 4

D. (d) 2

Explanation 5P3 = 5 × 4 × 3 = 60. अतः r = 3।

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