In an A.P., $a=2$, $d=8$, $S_n=90$. Find $\text{'}n\text{'}$ and $a_n$

Important Questions on Arithmetic Progressions

EASY

10th Jammu and Kashmir Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 5 - Arithmetic Progressions>Jammu and Kashmir Board-2018>Q 1

The common difference of an A.P. $a, a+2d, a+4d, a+6d...................$ is :

MEDIUM

10th Jammu and Kashmir Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 5 - Arithmetic Progressions>Jammu and Kashmir Board-2018>Q 2

Find the sum of the first $15$ multiples of $8$.

EASY

10th Jammu and Kashmir Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 5 - Arithmetic Progressions>Jammu and Kashmir Board-2019>Q 3

$8\mathrm{th}$ term of an A.P. $10,7,4,........$ is

MEDIUM

10th Jammu and Kashmir Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS>Chapter 5 - Arithmetic Progressions>Jammu and Kashmir Board-2019>Q 4

In an A.P., $a=2$, $d=8$, $S_n=90$. Find $\text{'}n\text{'}$ and $a_n$