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Reasoning Aptitude

SERIES COMPLETION MCQs

Total Questions : 919 | Page 91 of 92 pages
Question 901. Choose the missing terms out of the given alternatives : C, Z, F, X, I, V, L, T, O, ?, ?
  1.    O, P
  2.    P, Q
  3.    R, R
  4.    S, R
 Discuss Question
Answer: Option C. -> R, R
The given sequence is a combination of two series:I: C, F, I, L, O and II: Z, X, V, T, ?The pattern in I is :C + 3 F + 3 I + 3 L + 3 O + 3 RThe pattern in II is: Z - 2 X - 2 V - 2 T - 2 R
Question 902. Choose the missing terms out of the given alternatives : Y, B, T, G, O, ?
  1.    N
  2.    M
  3.    L
  4.    K
 Discuss Question
Answer: Option C. -> L
The given sequence is a combination of two series:I: Y, T, O andII: B, G, ?I: consists of 2nd, 7th and 12th letters from the end of the English alphabet, while II: consists of 2nd, 7th and 12th letters from the beginning of the English alphabet.So, the missing letter in is the 12th letter from the beginning of the English alphabet, which is L.
Question 903. Choose the missing terms out of the given alternatives :ADVENTURE, DEVENTURE, DVENTUR, ?, VENTU
  1.    DVENT
  2.    VENTURE
  3.    VENTUR
  4.    DVENTU
  5.    None of these
 Discuss Question
Answer: Option C. -> VENTUR
One letter from the beginning and one from the end of a term are removed, one by one, in alternate setps,
Question 904. Choose the missing terms out of the given alternatives : ATTRIBUTION, TTRIBUTIO, RIBUTIO, IBUTI, ?
  1.    IBU
  2.    UT
  3.    UTI
  4.    BUT
 Discuss Question
Answer: Option C. -> UTI
In the first step, one letter from the beginning and one from the end of a term are removed to give the next term. In the second step, two letters from the beginning of a term are removed. These two steps are repeated alternately.
Question 905. Choose the missing terms out of the given alternatives :S-4, F-6, H-8, J-10, ?, ?
  1.    K-12, M-13
  2.    L-12, M-14
  3.    L-12, N-14
  4.    K-12, M-14
 Discuss Question
Answer: Option C. -> L-12, N-14
The letters in the series are alternative and the numbers indicate their position in the English alphabet from the beginning.
Question 906. Find the term which does not fit into the series: 1CC, 5FU, 9IT, 15LS, 17OR
  1.    5FU
  2.    15LS
  3.    9IT
  4.    17OR
 Discuss Question
Answer: Option B. -> 15LS
1st letter :1 + 4 = 5 + 4 = 9 + 4 = 13 + 4 = 17
2nd letter :C + 3 = F + 3 = I + 3 = L + 3 = O
3rd letter :V - 1 = U - 1 = T - 1 = S - 1 = R
Thus, the term 15LS is wrong and must be replaced by 13LS.
Question 907. Choose the missing terms out of the given alternatives : C4X, F9U, I16R, ?
  1.    K25P
  2.    L25P
  3.    L25O
  4.    L27P
 Discuss Question
Answer: Option C. -> L25O
1st letter : C + 3 = F + 3 = I + 3 = L
Number : 4 (22 ) → 9 (32 ) → 16(42 ) → 25 (52 )
3rd letter : X - 3 = U - 3 = R - 3 = O
Question 908. Choose the missing terms out of the given alternatives : M, N, O, L, R, I, V, ?
  1.    A
  2.    E
  3.    F
  4.    H
  5.    Z
 Discuss Question
Answer: Option B. -> E
The given sequence is a combination of two series:I: M, O, R, V and II: N, L, I, ?The pattern in I is: M + 2 = O + 3 = R + 4 = VThe pattern in II is : N - 2 = L - 3 = I - 4 = ESo, the missing letter is E.
Question 909. Choose the missing terms out of the given alternatives : 2B, 4C, 8E, 14H, ?
  1.    16K
  2.    20I
  3.    20L
  4.    22L
 Discuss Question
Answer: Option D. -> 22L
Numbers : 2 + 2 = 4 + 4 = 8 + 6 = 14 + 8 = 22
Letters : B + 1 = C + 2 = E + 3 = H + 4 = L
Question 910. Choose the missing terms out of the given alternatives : N5V, K7T, ?, E14P, B19N
  1.    H9R
  2.    H10Q
  3.    H10R
  4.    I10R
 Discuss Question
Answer: Option C. -> H10R
1st letter : N - 3 = K - 3 = H - 3 = E - 3 = B
Middle letter : 5 + 2 = 7 + 3 = 10 + 4 = 14 + 5 = 19
2nd letter : V - 2 = T - 2 = R - 2 = P - 2 = N

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