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Cubes and Cube Roots — Maths STD 8 — Question

Maharashtra BoardEnglish MediumSTD 8MathsCubes and Cube Roots1 Mark
Question
Evaluate $\Big(1\frac{2}{5}\Big)^3$
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Answer

$\Big(1\frac{2}{5}\Big)^3$
$=\Big(\frac{7}{5}\Big)^3$
$=\frac{7\times7\times7}{5\times5\times5}$
$=\frac{343}{125}$

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