Mathematics · 2022
JEE Main · 27 June 2022, Shift 1 · Q16
Five numbers x_1, x_2, x_3, x_4, x_5 are randomly selected from the numbers 1, 2, 3,....., 18 and are arranged in the increasing order…
Five numbers $\displaystyle x_1, x_2, x_3, x_4, x_5$ are randomly selected from the numbers $\displaystyle 1$, $\displaystyle 2$, $\displaystyle 3$, ....., $\displaystyle 18$ and are arranged in the increasing order $\displaystyle \left(x_1<x_2<x_3<x_4<x_5\right)$. The probability that $\displaystyle x_2=7$ and $\displaystyle x_4=11$ is :
Official answer
(3)
$\displaystyle \frac{1}{68}$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.