Civil Services Kerala (കേരളം) PSC KAS Prelims Test Series 2025 Quantitative Aptitude Progression Arithmetic Progression
The sum of the first 6 terms of an arithmetic progression is 0 and its 4th term is 2. If the sum of its first n terms is 1440, then the value of n is:
1
36
2
30
3
28
4
32