Answer
The only real cube root of $0.125$ is $0.5$.
Work Step by Step
Note that
$0.5^3=0.125.$
$0.5$ is the only real cube root of $0.125$.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.