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JEE Mathematics / Practice

Sequence and Series

Chapter overview and full question list

Showing 1-5 of 405 questions.

JEE Main 2026 (Online) 2nd April Evening ShiftQuestion 1
The sum $\frac{1^{3}}{1}+\frac{1^{3}+2^{3}}{1+3}+\frac{1^{3}+2^{3}+3^{3}}{1+3+5}+\ldots$ up to $8$ terms, is :
Sequence and Series · Standard Sums (Σ formulas)
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JEE Main 2026 (Online) 5th April Evening ShiftQuestion 2
Let $A_1,A_2,A_3,\ldots\ldots,A_{39}$ be $39$ arithmetic means between the numbers $59$ and $159$. Then the mean of $A_{25},A_{28},A_{31}$ and $A_{36}$ is equal to :
Sequence and Series · Means and Inequalities (AM, GM, HM)
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JEE Main 2026 (Online) 4th April Evening ShiftQuestion 3
Let $\alpha=\frac{1}{4}+\frac{1}{8}+\frac{1}{16}+\ldots\infty$ and $\beta=\frac{1}{3}+\frac{1}{9}+\frac{1}{27}+\ldots\infty$. Then the value of $(0.2)^{\log_{\sqrt{5}}(\alpha)}+(0.04)^{\log_{5}(\beta)}$ is equal to:
Sequence and Series · Geometric Progression
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JEE Main 2026 (Online) 5th April Evening ShiftQuestion 4
If the sum of the first $10$ terms of the series $\frac{1}{1+1^{4}\times4}+\frac{2}{1+2^{4}\times4}+\frac{3}{1+3^{4}\times4}+\frac{4}{1+4^{4}\times4}+\ldots\ldots$ is $\frac{m}{n}$, $\gcd(m,n)=1$, then $m+n$ is equal to :
Sequence and Series · Telescoping ($V_n$ Method)
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JEE Main 2026 (Online) 2nd April Evening ShiftQuestion 5
Let $a_1,a_2,a_3,\ldots$ be an A.P. and $g_1=a_1,g_2,g_3,\ldots$ be an increasing G.P. If $a_1=a_2+g_2=1$ and $a_3+g_3=4$, then $a_{10}+g_5$ is equal to :
Sequence and Series · Mixed Progressions (AP-GP)
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