Question

Identify the term that will replace the ?

$1,2,3,6,9,18,?,54$

• A. $18$
• B. $27$
• C. $36$
• D. $81$

Answer 1

The correct option is B $27$

The pattern is $\times 2$, $\times \frac{3}{2}$, $\times 2$, $\times \frac{3}{2}$, $\times 2$, ..
So,missing term $18\times \frac{3}{2}=27$
Hence,option B is the correct answer.