Discussion
Home ‣ Aptitude ‣ Odd Man Out and Series Comments
- Question
- 25, 36, 49, 81, 121, 169, 225?
Options- A. 36
- B. 49
- C. 121
- D. 169
- Correct Answer
- 36
ExplanationThe number are square of odd natural numbers, starting from 5 up to 15. So, 36 is wrong.
- 1. 1, 2, 6, 15, 31, 56, 91?
Options- A. 31
- B. 91
- C. 56
- D. 15 Discuss
- 2. 331, 482, 551, 263, 383, 242, 111?
Options- A. 263
- B. 383
- C. 242
- D. 111 Discuss
- 3. 2, 5, 10, 17, 26, 37, 50, 64?
Options- A. 50
- B. 26
- C. 37
- D. 64 Discuss
- 4. Find out the wrong number in the series 5, 15, 30, 135, 405, 1215, 3645?
Options- A. 3645
- B. 1215
- C. 405
- D. 30 Discuss
- 5. 1, 1, 2, 6, 24, 96, 720?
Options- A. 720
- B. 96
- C. 24
- D. 6 Discuss
- 6. 56, 72, 90, 110, 132, 150?
Options- A. 72
- B. 110
- C. 132
- D. 150 Discuss
- 7. 6, 13, 18, 25, 30, 37, 40?
Options- A. 25
- B. 30
- C. 37
- D. 40 Discuss
- 8. 46080, 3840, 384, 48, 24, 2, 1?
Options- A. 1
- B. 2
- C. 24
- D. 384 Discuss
- 9. 36, 54, 18, 27, 9, 18.5, 4.5?
Options- A. 4.5
- B. 18.5
- C. 54
- D. 18 Discuss
- 10. 4, 5, 7, 10, 14, 18, 25, 32?
Options- A. 7
- B. 14
- C. 18
- D. 32 Discuss
Odd Man Out and Series problems
Search Results
Correct Answer: 91
Explanation:
Add 12, 22, 32, 42, 52,62 .
So, 91 is wrong.
Correct Answer: 383
Explanation:
In each number except 383, the product of first and third digit is the middle one.
Correct Answer: 64
Explanation:
The pattern is x2 + 1, where x = 1, 2, 3, 4, 5, 6, 7, 8 etc. But 64 is out of pattern
Correct Answer: 30
Explanation:
Multiply each term by 3 to obtain the next term. Hence, 30 is a wrong number.
Correct Answer: 96
Explanation:
Go on multiplying with 1, 2, 3, 4, 5, 6 to get the next number. So, 96 is wrong.
Correct Answer: 150
Explanation:
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.
Correct Answer: 40
Explanation:
The difference between two successive terms from the beginning are 7, 5, 7, 5, 7, 5. So, 40 is wrong.
Correct Answer: 24
Explanation:
The terms are successively divided by 12, 10, 8, 6 .... etc. So, 24 is wrong.
Correct Answer: 18.5
Explanation:
The terms are alternately multiples by 1.5 and divided by 3. However 18.5 does not satisfy it.
Correct Answer: 18
Explanation:
2nd = (1st + 1) : 3rd = (2nd + 2); 4th = (3rd + 3); 5th = (4th +4).
But 18 = 6th term not equal ? 5th + 5 = 14 + 5 = 19.
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