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Reasoning Aptitude

SERIES COMPLETION MCQs

Total Questions : 919 | Page 90 of 92 pages
Question 891. Choose the missing terms out of the given alternatives.
T, R, P, N, L, ?, ?
  1.    J, G
  2.    J, H
  3.    K, H
  4.    K, I
 Discuss Question
Answer: Option B. -> J, H
Question 892. Choose the missing terms out of the given alternatives.
PMT, OOS, NQR, MSQ, ?
  1.    LUP
  2.    LVP
  3.    LVR
  4.    LWP
 Discuss Question
Answer: Option A. -> LUP
Question 893. Choose the missing terms out of the given alternatives.
GH, JL, NQ, SW, YD, ?
  1.    EJ
  2.    FJ
  3.    EL
  4.    FL
 Discuss Question
Answer: Option D. -> FL
Question 894. Choose the missing terms out of the given alternatives.
A, B, N, C, D, O, E, F, P, ?, ?, ?
  1.    G, H, I
  2.    G, H, J
  3.    G, H, Q
  4.    J, K, L
 Discuss Question
Answer: Option C. -> G, H, Q
The given series may be divided into 2 groups :
I. A, B, C, D, E, F, ?, ? and II. N, O, P, ?
Clearly, the given series consists of two terms of I followed by one term of II.
The missing terms in I are G and H while the missing term in II is Q.
Question 895. One term in the number series is wrong. Find out the wrong term.
3, 7, 15, 39, 63, 127, 255, 511
  1.    15
  2.    39
  3.    63
  4.    127
 Discuss Question
Answer: Option B. -> 39
The correct pattern is x 2 + 1.
So, 39 is wrong and must be replaced by (15 x 2 + 1) i.e. 31.
Question 896. One term in the number series is wrong. Find out the wrong term.
380, 188, 92, 48, 20, 8, 2
  1.    8
  2.    20
  3.    48
  4.    188
 Discuss Question
Answer: Option C. -> 48
The correct pattern is - 192, - 96, - 48, - 24, - 12, - 6.
So, 48 is wrong and must be replaced by (92 - 48) i.e. 44.
Question 897. One term in the number series is wrong. Find out the wrong term.
16, 22, 30, 45, 52, 66
  1.    30
  2.    45
  3.    52
  4.    66
 Discuss Question
Answer: Option B. -> 45
The correct pattern is + 6, + 8, + 10, + 12, + 14.
So, 45 is wrong and must be replaced by (30 + 10) i.e. 40.
Question 898. One term in the number series is wrong. Find out the wrong term.
24576, 6144, 1536, 386, 96, 24
  1.    96
  2.    386
  3.    1536
  4.    6144
 Discuss Question
Answer: Option B. -> 386
Each term of the series is obtained by dividing the preceding term by 4.
So, 1536 is wrong and must be replaced by (1536 + 4) i.e. 384.
Question 899. One term in the number series is wrong. Find out the wrong term.
10, 26, 74, 218, 654, 1946, 5834
  1.    26
  2.    74
  3.    218
  4.    654
 Discuss Question
Answer: Option D. -> 654
The correct pattern is x 3 - 4.
So, 654 is wrong and must be replaced by (218 x 3 - 4) i.e. 650.
Question 900. Choose the missing terms out of the given alternatives : P E R P E N D I C U L A R, E R P E N D I C L A , R P E N D I C U L , ?
  1.    PENDICUL
  2.    PENDIC
  3.    ENDIC
  4.    ENDICU
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Each term of the series is obtained by removing two letters from the preceding term- one from the beginning and one from the end. So, the missing term is PENDICU.

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