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Find the odd one out: 8, 27, 64, 100, 125
A8
B100
C64
D125
Answer & Solution
Correct answer: B. 100
1. 8 = 2³, 27 = 3³, 64 = 4³, 125 = 5³. All perfect cubes except 100.
2. 100 = 10², a perfect square not a cube.
3. Therefore 100 is the odd one.
_Source: KMAT Karnataka 2022 PYQ Q.92_