IBM
Company
Logical Reasoning
Number Series
find answer 2,9,5,49,11,169,?
Read Solution (Total 10)
-
- Ans : 17
as prime numbers
2, (3*3),5, (7*7),11, (13*13),
next prime number 17
- 10 years agoHelpfull: Yes(45) No(0)
- clearly we will observe that the first prime number followed by square of the next prime number....
2,(3*3),5,(7*7),11,(13*13),17
so,answer if 17. - 10 years agoHelpfull: Yes(8) No(0)
- 2+3=5
5+6=11
11+12=23
so ans is..
23 - 10 years agoHelpfull: Yes(5) No(19)
- 2,3*3,5,7*7,11,13*13,17
a series of prime numbers with alternate square - 10 years agoHelpfull: Yes(4) No(0)
- 24; 5-2=3;3^2=9;11-5=7;7^2=49;24-11=13;13^2=169 so answer is 24
- 10 years agoHelpfull: Yes(2) No(18)
- It is written as 2 (3*3) 5 (7*7) 11 (13*13)
The difference between 2,5,11 is 3,6. so, the next differnce will be 9. Adding 9 with last number 11.
So, the answer will be 20. - 10 years agoHelpfull: Yes(2) No(6)
- 2,3^2,5,7^2,11,13^2,17(next prime number in the series)
Ans=17 - 10 years agoHelpfull: Yes(2) No(0)
- 17
2,3*3,5,7*7,11,13*13
all r sequence prime numbers,so after 13 next prime number is 17. - 10 years agoHelpfull: Yes(0) No(0)
- 132
10,18,26,34,42.........increasing - 10 years agoHelpfull: Yes(0) No(0)
- 2, 3^2, 5, 7^2, 11, 13^2, 17
nxt prime no - 10 years agoHelpfull: Yes(0) No(0)
IBM Other Question