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- Question
589654237, 89654237, 8965423, 965423,?
Options- A. 58965
- B. 65423
- C. 89654
- D. 96542
- Correct Answer
- 96542
ExplanationThe digits are removed one by one from the beginning and the end in order alternatelyso as to obtain the subsequent terms of the series.
Series Completion problems
Search Results
- 1. 120, 99, 80, 63, 48,?
Options- A. 35
- B. 38
- C. 39
- D. 40 Discuss
Correct Answer: 35
Explanation:
The pattern is - 21, - 19, - 17, - 15,.....So, missing term = 48 - 13 = 35.
- 2. If A $ B means A is the brother of B; A @ B means A is the wife of B; A # B means A is the daughter of B and A * B means A is the father of B, which of the following indicates that U is the father-in-law of P?
Options- A. P @ Q $ T # U * W
- B. P @ W $ Q * T # U
- C. P @ Q $ W * T # U
- D. P @ Q $ T # W * U Discuss
Correct Answer: P @ Q $ T # U * W
Explanation:
P @ Q ? P is the wife of Q ...(1)Q $ T ? Q is the brother of T ...(2)
T # U ? T is the daughter of U
Hence, ? Q is the son of U ...(3)
U * W ? U is the father of W.
From (1) and (3), U is the father-in-law of P.
- 3. M is the father of N who is the son of V. In order to know the relation of M to P, which of the statement/statements is/are necessary?
- P is the brother of V.
- The daughter of N is the granddaughter of V.
Options- A. Only (1)
- B. Only (2)
- C. Either (1) or (2)
- D. (1) and (2) both Discuss
Correct Answer: Only (1)
Explanation:
M is the father of N and N is the son of V.Hence, V is the mother of N.
From (1), P is the brother of V
Therefore, M is the brother-in-law of P because V is the wife of M.
From (2), the daughter of N, is the granddaughter of V. From this we do not get any relation of M to P.
- 4. Introducing Sonia, Aamir says, "She is the wife of only nephew of only brother of my mother." How Sonia is related to Aamir?
Options- A. Wife
- B. Sister
- C. Sister-in-law
- D. Data is inadequate Discuss
Correct Answer: Wife
Explanation:
Brother of mother means maternal uncle. Hence only nephew of Aamir's maternal uncle means Aamir himself. Therefore Sonia is the wife of Aamir.- 5. Anupam said to a lady sitting in a car, "The only daughter of the brother of my wife is the sister-in-law of the brother of your sister." How the husband of the lady is related to Anupam?
Options- A. Maternal uncle
- B. Uncle
- C. Father
- D. Son-in-law Discuss
Correct Answer: Son-in-law
Explanation:
Anupam's son-in-law is the brother of the lady who was sitting in the car. Hence, the husband is also the son-in-law of Anupam.- 6. 3, 10, 101,?
Options- A. 10101
- B. 10201
- C. 10202
- D. 11012 Discuss
Correct Answer: 10202
Explanation:
Each term in the series is obtained by adding 1 to the square of the preceding term.So, missing term = (101)2 + 1 = 10202.
- 7. In the series 2, 6, 18, 54, ...... what will be the 8th term?
Options- A. 4370
- B. 4374
- C. 7443
- D. 7434 Discuss
Correct Answer: 4374
Explanation:
Clearly, 2 x 3 = 6, 6 x 3 = 18, 18 x 3 = 54,.....So, the series is a G.P. in which a = 2, r = 3.
Therefore 8th term = ar8-1 = ar7 = 2 x 37 = (2 x 2187) = 4374.
- 8. 125,80,45,20,?
Options- A. 5
- B. 8
- C. 10
- D. 12 Discuss
Correct Answer: 5
Explanation:
The pattern is - 45, - 35, - 25, .....So, missing term = 20 - 15 = 5.
- 9. 1, 1, 4, 8, 9, 27, 16,?
Options- A. 32
- B. 64
- C. 81
- D. 256 Discuss
Correct Answer: 64
Explanation:
The series consists of squares and cubes of consecutive natural numbers i.e. 12, 13, 22, 23, 32, 33, 42, .....So, missing term = 43 = 64.
- 10. 1, 2, 3, 6, 9, 18,?, 54
Options- A. 18
- B. 27
- C. 36
- D. 81 Discuss
Correct Answer: 27
Explanation:
The pattern is x 2, x 3/2, x 2, x 3/2, x 2,.....So, missing term = 18 x 3/2 = 27.
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