Question

In each of the following question, select the related number from the given alternatives.
$18$ $:$ $5$ $:$ $:$ $12$ $:$ $?$

• A. $4$
• B. $10$
• C. $3$
• D. $6$

Answer 1

The correct option is C $3$

Observing the first set $18:5$

$5=\frac{18}{3}-1$

Similarly our required answer will be

$\frac{12}{3}-1=3$

So correct answer is Option C