Find the odd one out: 121, 144, 169, 199, 225
A121
B144
C199
D225
Answer & 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)_
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