Mathematics · 2020
JEE Main · 3 September 2020, Shift 1 · Q56
If the first term of an A.P. is 3 and the sum of its first 25 terms is equal to the sum of its next 15 terms, then the common difference of this A.P.…
If the first term of an A.P. is $\displaystyle 3$ and the sum of its first $\displaystyle 25$ terms is equal to the sum of its next $\displaystyle 15$ terms, then the common difference of this A.P. is :
Official answer
(1)
$\displaystyle \frac{1}{6}$
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JEE Main 2020 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.