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The cube root of 0.000216 is:

  • A.0.6
  • B.0.06
  • C.77
  • D.88

Answer: B

\(\sqrt[3]{0.000216}\\ = \left ( \dfrac{216}{10^6} \right )^{\dfrac{1}{3}}\\ = \left ( \dfrac {6 \times 6 \times 6}{10^2 \times 10^2 \times 10^2} \right )^{\dfrac{1}{3}}\\ = \dfrac{6}{10^2}\\ = \dfrac{6}{100}\\ = 0.06\)

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