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Percentage of a Number

What percenta...

Question

What percentage of 3.6 km is 360 metres?

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Solution

We know that $1 k m = 1000 m e t r e s$
$⟹ 3.6 k m = 3.6 \times 1000 = 3600 m e t r e s$

$∴$ The required percentage $= (\frac{360}{3600} \times 100) = 10 %$

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