AP X is 4, 10, 16, … and AP Y is 22, 19, 16, …

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

Problem

AP X is 4, 10, 16, … and AP Y is 22, 19, 16, … . What is the least positive integer n such that the sum of the first n terms of X exceeds the sum of the first n terms of Y? (a)

5

(b)

6

(c)

4

(d)

8

Related theory

Applications of APs
Arithmetic Progressions
Sequences and series
Algebra

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