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# Exponents: Possible Values of $y$

GMAT-XE6KNX

Suppose a certain positive number $y$ that, when taken to the power of the exponent $-2$, becomes equal to or greater than $8y$.

Which of the following is not a possible value of $y$?

A

$0$

B

$0.1875$

C

$0.25$

D

$0.5$

E

$0.625$