Number Series Ques 212
Question-
What will come in place of the question mark (?)
$9 \quad 10 \quad 39 \quad 220 \quad ? \quad 14382$
(1) 1589
(2) 1598
(3) 1958
(4) 1985
(5) 1835
(IBPS RRBs Officer Scale-I CWE, 06.09.2014)
Show Answer
Correct Answer: (1)
Solution: (1)
The pattern is :
$9 \times 1+1^{2}=9+1=10$
$10 \times 3+3^{2}=30+9=39$
$39 \times 5+5^{2}=195+25=220$
$220 \times 7+7^{2}=1540+49$ $=1589$
$1589 \times 9+9^{2}=14301+81$ $=14382$
BETA
