Discussion
Home ‣ Aptitude ‣ Odd Man Out and Series Comments
- Question
- Complete the series 2, 5, 9, 19, 37 ....?
Options- A. 76
- B. 74
- C. 75
- D. None of these
- Correct Answer
- 75
ExplanationSecond number is one more than twice the first third number is one less than twice the second, fourth number is one more than twice the third, fifth number is one less than the fourth. Therefore, the sixth number is one more than twice the fifth. So, the missing number is 75.
- 1. 9, 12, 11, 14, 13, (...), 15?
Options- A. 12
- B. 16
- C. 10
- D. 17 Discuss
- 2. 4, 9, 19, 39, 79, 160, 319?
Options- A. 319
- B. 160
- C. 79
- D. 39 Discuss
- 3. 19, 28, 39, 52, 67, 84, 102?
Options- A. 52
- B. 102
- C. 84
- D. 67 Discuss
- 4. 1, 8, 27, 64, 124, 216, 343?
Options- A. 8
- B. 27
- C. 64
- D. 124 Discuss
- 5. 385, 462, 572, 396, 427, 671, 264?
Options- A. 385
- B. 427
- C. 671
- D. 264 Discuss
- 6. 71, 76, 69, 74, 67, 72, (...)?
Options- A. 77
- B. 65
- C. 80
- D. 76 Discuss
- 7. 1, 2, 4, 8, 16, 32, 64, (...), 256?
Options- A. 148
- B. 128
- C. 154
- D. 164 Discuss
- 8. 10, 5, 13, 10, 16, 20, 19, (...)?
Options- A. 22
- B. 40
- C. 38
- D. 23 Discuss
- 9. 165, 195, 255, 285, 345, (...)?
Options- A. 375
- B. 420
- C. 435
- D. 390 Discuss
- 10. 2880, 480, 92, 24, 8, 4, 2?
Options- A. 2880
- B. 480
- C. 92
- D. 24 Discuss
Odd Man Out and Series problems
Search Results
Correct Answer: 16
Explanation:
Alternately, we add 3 and subtract 1.
Correct Answer: 160
Explanation:
Double the number and add 1 to it, to get the next number. So, 160 is wrong.
Correct Answer: 102
Explanation:
The pattern is x2 + 3, where x = 4, 5, 6, 7, 8, 9 etc. But 102 is out of pattern.
Correct Answer: 124
Explanation:
The number are 13, 23, 33, 43 etc. So, 124 is wrong. It must have been 53 i.e., 125.
Correct Answer: 427
Explanation:
In each number except 427, the middle digit is sum of the other two.
Correct Answer: 65
Explanation:
Alternately, we add 5 and subtract 7.
Correct Answer: 128
Explanation:
Each previous number is multiplied by 2.
Correct Answer: 40
Explanation:
There are two series (10, 13, 16, 19) and (5, 10, 20, 40)one increasing by 3 and another multiplied by 2.
Correct Answer: 435
Explanation:
Each number is 15 multiplied by a prime number i.e., 15 x 11, 15 x 13, 15 x 17, 15 x 19, 15 x 23. So, the next number is 15 x 29 = 435.
Correct Answer: 92
Explanation:
Go on dividing by 6, 5, 4, 3, 2, 1 respectively to obtain the next number. Clearly, 92 is wrong.
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