Number Series Ques 15
Question-
What will come in place of the question mark (?)
$13 \quad 6 \quad 5 \quad 6 \quad 10 \quad$ ?
(1) 19
(2) 25
(3) 17.5
(4) 28
(5) 22.5
Show Answer
Correct Answer: (5)
Solution: (5)
The pattern is:
$13 \times 0.5-0.5=6.5-0.5=6$
$6 \times 1-1=6-1=5$
$5 \times 1.5-1.5=7.5-1.5=6$
$6 \times 2-2=12-2=10$
$10 \times 2.5-2.5=25-2.5$ $=22.5$