Question

In each of the following question, select the related number from the given alternatives.
$49$ $:$ $343$ $:$ $:$ $64$ $:$ $?$

• A. $514$
• B. $634$
• C. $512$
• D. $486$

Answer 1

The correct option is C $512$

Given that $49:343::64:?$

$7^2=49$ and $7^3=343$

Also, $8^2=64$ and $8^3=512$

So, 49 and 343 are related the same way 64 and 512 are related.

$\therefore$ The correct answer is $512$ $\left[C\right]$