alleryWhich of the following numbers is NOT a perfect cube?
A216
B512
C1000
D100
Answer & Solution
Correct answer: D. 100
216 = 6³, 512 = 8³, 1000 = 10³ — all perfect cubes.
100 is between 4³ = 64 and 5³ = 125, so it is NOT a perfect cube.
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