Question

which one of the following is a rational number?
$\frac{ \sqrt{2} }{ \sqrt{3} } \\ \frac{ \sqrt{2} }{\pi} \\ \frac{ \sqrt{5} }{ \sqrt{6} } \\ \frac{ \sqrt{3} }{ \sqrt{27} }$

Answer 1

Hey user,
here is your answer...
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Option 4 as:-

$\frac{ \sqrt{3} }{ \sqrt{27} } = \frac{ \sqrt{3} }{ \sqrt{3} \times \sqrt{9} } = \frac{1}{ \sqrt{9} } = \frac{1}{3} \\ = > which \: is \: a \: rational \: number.$
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Hope it helps.
Thanks for the question.