Number Series Ques 33

Question-

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

$\begin{array}{llllll}16 & 7 & 6 & 8 & 15 & ?\end{array}$

(1) 42

(2) 38

(3) 55.5

(4) 44.8

(5) 36.5

Show Answer

Correct Answer: (5)

Solution: (5)

The pattern is :

$16 \times \frac{1}{2}-1=8-1=7$

$7 \times 1-1=7-1=6$

$6 \times \frac{3}{2}-1=9-1=8$

$8 \times 2-1=16-1=15$

$15 \times \frac{5}{2}-1=37.5-1=36.5$