Mathematics · 2026
JEE Main · 22 January 2026, Shift 1 · Q7
Two distinct numbers a and b are selected at random from 1,2,3, …, 50. The probability, that their product a b is divisible by 3, is
Two distinct numbers $\displaystyle a$ and $\displaystyle b$ are selected at random from $\displaystyle 1,2,3, \ldots, 50$. The probability, that their product $\displaystyle a b$ is divisible by $\displaystyle 3$ , is
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle \frac{664}{1225}$
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JEE Main 2026 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.