Mathematics · 2019
JEE Main · 12 April 2019, Shift 1 · Q66
The number of ways of choosing 10 objects out of 31 objects of which 10 are identical and the remaining 21 are distinct, is:
The number of ways of choosing $\displaystyle 10$ objects out of $\displaystyle 31$ objects of which $\displaystyle 10$ are identical and the remaining $\displaystyle 21$ are distinct, is :
Official answer
(2)
$\displaystyle 2^{20}$
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JEE Main 2019 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.