Mathematics · 2019
JEE Main · 12 April 2019, Shift 2 · Q68
If a_1, a_2, a_3,...... are in A.P. such that a_1+ a_7+ a_16=40, then the sum of the first 15 terms of this A.P. is:
If $\displaystyle \mathrm{a}_1, \mathrm{a}_2, \mathrm{a}_3$, ...... are in A.P. such that $\displaystyle \mathrm{a}_1+\mathrm{a}_7+\mathrm{a}_{16}=40$, then the sum of the first $\displaystyle 15$ terms of this A.P. is :
Official answer
(4)
$\displaystyle 200$
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JEE Main 2019 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.