Number Series Ques 91
Question-
What will come in place of the question mark (?)
$8 \quad 9 \quad 17 \quad 26 \quad 90 \quad$ ?
(1) 121
(2) 109
(3) 115
(4) 111
Show Answer
Correct Answer: (3)
Solution: (3)
The pattern is :
$8+1^{2}=8+1=9$
$9+2^{3}=9+8=17$
$17+3^{2}=17+9=26$
$26+4^{3}=26+64=90$
$90+5^{2}=90+25=115$