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Mathematics · 2024 · 1 mark
CBSE 2024 · Region 3 · Set 1 · Q16
The mean of five observations is 15. If the mean of first three observations is 14 and that of the last three observations is 17, then the third…
The mean of five observations is 15. If the mean of first three observations is $\displaystyle 14$ and that of the last three observations is $\displaystyle 17$, then the third observation is
Official answer
(C)
$\displaystyle 18$
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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.