Select the correct alternative to replace the '?'
$81 : 3 : 27 :: ? : ? : 125$

225 : 25

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5 : 25

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150 : 15

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625 : 5

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Solution

The correct option is D $625 : 5$
81 is $3^{4}$
3 is $3^{1}$
27 is $3^{3}$
Similarly,
625 is $5^{4}$
5 is $5^{1}$
125 is $5^{3}$
so it is 625 and 5

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Similar questions

90 : 81 :: 120 :

371531 : 5112347 :: 7153163 : ?

625, 5, 125, 25, 25,

, 5

x

(\frac{625}{81}) \times (\frac{125}{27})^{x} = (\frac{25}{9})^{8}

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