In an AP whose first term is and common difference is

MATHEMATICS · Single correct · CBSE · Mathematics · Arithmetic Progressions · Arithmetic Progressions

Problem

In an AP whose first term is

5

and common difference is

3

, find the sum of all terms whose values lie between

20

and

50

(both inclusive). (a)

350

(b)

420

(c)

385

(d)

365