Question

In each of the following question, select the related number from the given alternatives.
$21$ $:$ $3$ $:$ $:$ $574$ $:$ $?$

• A. $23$
• B. $82$
• C. $97$
• D. $113$

Answer 1

The correct option is B $82$

$21=3\times 7$

Similarly,

$574=82\times 7$

Hence, B is the correct option.