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Mathematics · 2024 · 1 mark
CBSE 2024 · Region 5 · Set 3 · Q2
If the mean of the first n natural numbers is (5 n)/9, then the value of n is:
If the mean of the first n natural numbers is $\displaystyle \frac{5 \mathrm{n}}{9}$, then the value of n is :
Official answer
(C)
$\displaystyle 9$
CBSE Class 10 Mathematics past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.