state gov RPSC 2nd Grade Senior Teacher Mock Test Series 2025 Mathematics Sequences and Series Arithmetic Progressions
The 20th term from the end of the progression \(20,19 \frac{1}{4}, 18 \frac{1}{2}, 17 \frac{3}{4}, \ldots . .,-129 \frac{1}{4}\) is :-
1
–118
2
–110
3
–115
4
–100
5
Question Not Attempted