Number Series Ques 70

Question-

What will come in place of the question mark (?)

$\begin{array}{llllll}18 & 9 & 9 & 18 & 72 & ?\end{array}$

(1) 460

(2) 372

(3) 576

(4) 484

(5) 380

Show Answer

Correct Answer: (3)

Solution: (3)

The pattern is :

$18 \times \frac{1}{2}=9$

$9 \times 1=9$

$9 \times 2=18$

$18 \times 4=72$

$72 \times 8=576$