Mathematics · 2022
JEE Main · 25 June 2022, Shift 2 · Q16
A biased die is marked with numbers 2,4,8,16,32,32 on its faces and the probability of getting a face with mark n is 1/n. If the die is thrown…
A biased die is marked with numbers $\displaystyle 2,4,8,16,32,32$ on its faces and the probability of getting a face with mark $\displaystyle n$ is $\displaystyle \frac{1}{n}$. If the die is thrown thrice, then the probability, that the sum of the numbers obtained is $\displaystyle 48$ , is :
Official answer
(4)
$\displaystyle \frac{13}{2^{12}}$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.