If there is an error of \( k \) in measuring the edge of a cube then the percent error in estima...

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If there is an error of \( k \) in measuring the edge of a cube then the percent error in estimating its volume is
(a) \( k \)
(b) \( 3 k \)
(c) \( \frac{k}{3} \)
(d) \( \frac{k}{2} \)
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