Find the odd one out: 121, 144, 169, 199, 225
- 121
- 144
- 199
- 225
Show answer and solution
Correct answer: C. 199
1. 121 = 11², 144 = 12², 169 = 13², 225 = 15².
2. 199 is not a perfect square.
3. The odd one out is 199.
_Source: TSICET 2024 PYQ Q.34 (Shift 1, Odd-one-out)_