Exams › SSC CGL (Prelims) › Reasoning
Find the next number in the series: 121, 144, 169, 196, ?
- 225
- 216
- 221
- 210
Correct answer: 225
Solution
The series consists of consecutive squares: $11^2=121$, $12^2=144$, $13^2=169$, and $14^2=196$. The next square is $15^2=225$.
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