What is the cube root of 512?

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• A 8
• B 12
• C 18
• D 22

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Answer: A. 8

512 ends in 2, and only cubes of numbers ending in 8 end in 2. Check 8: 8 x 8 = 64 and 64 x 8 = 512, so the cube root is 8.

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