Question

In each of the following question, select the related number from the given alternatives.
$09$ $:$ $81$ $:$ $:$ $04$ $:$ $?$

• A. $16$
• B. $25$
• C. $36$
• D. $49$

Answer 1

The correct option is A $16$

$9=3^2$

$81=3^4$

Similarly,

$4=2^2$

$16=2^4$

Hence, A is the correct option.