Mathematics · 2022
JEE Main · 30 June 2022, Shift 1 · Q21
The number of 6-digit numbers made by using the digits 1, 2, 3, 4, 5, 6, 7, without repetition and which are multiple of 15 is \ \ \ \.
The number of $\displaystyle 6$-digit numbers made by using the digits $\displaystyle 1$, $\displaystyle 2$, $\displaystyle 3$, $\displaystyle 4$, $\displaystyle 5$, $\displaystyle 6$, $\displaystyle 7$, without repetition and which are multiple of $\displaystyle 15$ is \_\_\_\_.
Official answer
360
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.