How many terms are there in the (a)P, in which $a_{1}=11, a_{n}=68, d=3$

E

Editor

Sep 18, 2022

How many terms are there in the AP, in which $a_{1}=11, a_{n}=68, d=3$

Difficulty: Easy

A:

$30$

B:

$27$

C:

$20$

D:

$21$

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ID: 63273dbaca83163ac3a12a41