Question

In the following question, select the number from the given options which follows the same relationship as shared between the first two numbers.

$9:512::8:?$

• A. $512$
• B. $415$
• C. $343$
• D. $216$

Answer 1

The correct option is C $343$

$x:{(x-1)}^3$
$9:{(9-1)}^3=9:8^3=9:512$
Similarly
$8:{(8-1)}^3=8:7^3=8:343$

$\therefore$ Correct answer is option $C$.