Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test 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
More than one of the above
5
None of the above