Discussion
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- Question
- 4, 5, 12, 38, 160, 805, 4835
Options- A. 12
- B. 160
- C. 38
- D. 805
- Correct Answer
- 38
ExplanationThe series is x 1 + 1, x 2 + 2, x 3 + 3, x 4 + 4, x 5 + 5, x 6 + 6.
The wrong no. is 38; 12 x 3 + 3 = 36 + 3 = 39 - 1. 3, 7, 16, 32, 56, 93, 142
Options- A. 56
- B. 16
- C. 32
- D. 7 Discuss
- 2. 5, 55, 495, 3465, 17325, 34650, 51975
Options- A. 495
- B. 34650
- C. 55
- D. 17325 Discuss
- 3. 2, 9, 32, 105, 436, 2195, 13182
Options- A. 436
- B. 2195
- C. 9
- D. 32 Discuss
- 4. 11, 18, 29, 42, 59, 80, 101
Options- A. 42
- B. 18
- C. 29
- D. 59 Discuss
- 5. 4, 200, 369, 513, 634?
Options- A. 788
- B. 715
- C. 734
- D. 755 Discuss
- 6. 8, 11, 17, 47, 128, 371, 1100
Options- A. 11
- B. 47
- C. 17
- D. 371 Discuss
- 7. 1, 5, 13, 31, 61, 125, 253
Options- A. 1
- B. 5
- C. 31
- D. 61 Discuss
- 8. 9, 62,?, 1854, 7415, 22244
Options- A. 433
- B. 309
- C. 406
- D. 371 Discuss
- 9. 4, 8, 24, 60,?, 224
Options- A. 178
- B. 96
- C. 109
- D. 141 Discuss
- 10. 8000, 1600, 320, 64, 12.8?
Options- A. 2.56
- B. 3.5
- C. 3.2
- D. 2.98 Discuss
Number Series problems
Search Results
Correct Answer: 56
Explanation:
The series is 22, + 32, + 42, + 52, + 62, + 72 .
The wrong no. is 56; 32 + 52 = 32 + 25 = 57
Correct Answer: 34650
Explanation:
The series is x 11, x 7, x 5, x 3, x 1. The wrong no. is 34650; 17325 x 3 =51975
Correct Answer: 32
Explanation:
The series is ( + 7 x 1), (+ 6 x 2), (+ 5 x 3), (+ 4 x 4), (+ 3 x 5), (+ 2 x 6).
The wrong number is 32;
(9 + 6) x 2 = 15 x 2 = 30
Correct Answer:
Explanation:
The series is + 7, + 11, + 13, + 17, + 19, + 23
11 + 7 = 18, 18 + 11 = 29, 29 + 13 = 42, 42 + 17 = 59, 59 + 19 = 78, 78 + 23 = 101
The wrong number is 34650; 17325 x 3 = 51975
Correct Answer: 734
Explanation:
The given series is
+ (14)2, + (13)2, + (12)2, + (11)2, + (10)2
Correct Answer: 17
Explanation:
The series is x 3 - 13
Correct Answer: 31
Explanation:
The series is + 22, + 23, + 24, + 25, + 26, + 27
Correct Answer: 371
Explanation:
The series is x 7 - 1, x 6 -1, x 5 - 1, x 4 - 1, x 3 - 1
Correct Answer:
Explanation:
The series is + 22, + 42, + 62, + 82, + 102
Correct Answer: 2.56
Explanation:
The series is ÷ 5.
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