nth Term of an AP

If the last term of the arithmetic progression $-9, -5, -1, ......$ is $67$, then how many terms are there in the progression?

The sixth term of an arithmetic progression whose first term is $2$ and the common difference is $7$ is

At constant pressure certain quantity of water at ${24}^{o}C$ is heated. It was observed that the rise of temperature was found to be $4^{o}C$ per minute. Calculate the time required (in minutes) to raise the temperature of water to ${100}^{o}C$ at sea level.

Which of the following relations hold true for an A.P. if the $9^{\mathrm{th}}$ term of the A.P. is zero?

Find $‘n’$, if the $n^{\mathrm{th}}$ term of the following A.P. is $66: 3, 6, 9, 12, ......$

Find the $7^{th}$ term from the end of the Arithmetic Progression $7, 10, 13, \dots \dots , 184$.

Find $n$ if the $n^{\mathrm{th}}$ term of the A.P. $5, 8, 11, 14,.......$ is $68$.

In an $AP$, given $a=2, d=8, S_n=90$, find $n$ and $a_n$.

Find the ${23}^{\mathrm{rd}}$ term of the following A.P.: $9, 4, -1, -6, -11,....$

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

Which term of the A.P. $3,8,13,18,........$ is $78$?

If third term of an A.P. is $16$ and $7^{th}$ is term is $12$ more than $5^{th}$ term, then find $A.P$

Which term of an A.P. $20, 19\frac{1}{4}, 18\frac{1}{2}, 17\frac{3}{4}$ ..... is the first negative term?

If $3^{\mathrm{rd}}$ and $9^{\mathrm{th}}$ term of an A.P are $4$ and $-8$ respectively then which term of its will be zero?

Which term of A.P. $84$, $80$, $76$, ... is zero?

If sum of $n$ terms of an $A.P$ is $\frac{3n^2}{2}+\frac{5n}{2}$, then find its ${25}^{th}$ term

Four numbers are in arithmetic progression.If their sum is $20$ and sum of their squares is $120$, then find the numbers

Is $299$ a term of sequence $5,11,17,23....$? (Yes/No)

Write $5^{th}$ term from last of A.P.

$3,5,7....201$

If sum of first n terms of an A.P is $3n^2+5n$, then which term of series is $164$.