IPM Question Paper 2020 | IPM Rohtak Quantitative Aptitude

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Question 11 : Please calculate in how many ways can a platoon of sixteen soldiers be chosen out of a total of twenty soldiers for a surgical strike?

1. 4845
2. 4800
3. 4855
4. 4955

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Video Explanation

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Explanatory Answer

Out of 20 soldiers we are selecting 16
²⁰C₁₆ Or ²⁰C₄

=\\frac{20 × 19 × 18 × 17}{1 × 2 × 3 × 4})
= 4845

The question is " Please calculate in how many ways can a platoon of sixteen soldiers be chosen out of a total of twenty soldiers for a surgical strike? "

Hence, the answer is 4845

Choice A is the correct answer.