Question

In the given question, select the related number from the given alternatives.
$520$ $:$ $738$ $:$ $:$ $?$ $:$ $350$

• A. $220$
• B. $222$
• C. $230$
• D. $248$

Answer 1

The correct option is B $222$

Taking LHS

$\Rightarrow 520=512+8=8^3+8$

$\Rightarrow 738=729+9=9^3+9$

Taking RHS

$\Rightarrow 350=343+7=7^3+7$

$\Rightarrow ?=6^3+6=216+6=222$

Hence answer is option $B$