Odd Man Out and Series
- 2, 5, 10, 17, 26, 37, 50, 64 ?
-
View Hint View Answer Discuss in Forum
The pattern is x2 + 1, where x = 1, 2, 3, 4, 5, 6, 7, 8 etc.
Correct Option: D
The pattern is x2 + 1, where x = 1, 2, 3, 4, 5, 6, 7, 8 etc. But 64 is out of pattern
- 331, 482, 551, 263, 383, 242, 111 ?
-
View Hint View Answer Discuss in Forum
The product of first and third digit is the middle one.
Correct Option: B
In each number except 383, the product of first and third digit is the middle one.
- 1, 2, 6, 15, 31, 56, 91 ?
-
View Hint View Answer Discuss in Forum
Add 12, 22, 32, 42, 52, 62 .
Correct Option: B
Add 12, 22, 32, 42, 52,62 .
So, 91 is wrong.
- 25, 36, 49, 81, 121, 169, 225 ?
-
View Hint View Answer Discuss in Forum
The number are square of odd natural numbers, starting from 5 up to 15.
Correct Option: A
The number are square of odd natural numbers, starting from 5 up to 15. So, 36 is wrong.
- 56, 72, 90, 110, 132, 150 ?
-
View Hint View Answer Discuss in Forum
The number are 7 x 8, 8 x 9, 9 x 10, 10 x 11, 11 x 12, 12 x 13 .
Correct Option: D
The number are 7 x 8, 8 x 9, 9 x 10, 10 x 11, 11 x 12, 12 x 13 . So, 150 is wrong.