only cube that is one less than a square. answer is from 1-31

Question

actually, wouldn't any fraction's cube be less than its square?
i.e.:
(1/2)^3 = 1/8
(1/2)^2 = 1/4
1/8 < 1/4

julie the answer is from 1 to 31 not a fraction

8
its cubed root is 2 and 3 squared = 9