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SNAP Series Questions with Answers & Explanations

20 Series questions from the Analytical & Logical Reasoning section of SNAP, each with the correct answer and a worked explanation. Try each question first, then tap Show answer to check. When you're ready, take the timed chapter-wise test to see your all-India rank.

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Question 1

What comes next in the series? 15, 30, 60, 120, 240, ?

  1. A482
  2. B480
  3. C486
  4. D483
Show answer
Answer: (B) 480 Each term is multiplied by 2.
Question 2

What comes next in the series? C, F, I, L, ?

  1. AQ
  2. BO
  3. CP
  4. DN
Show answer
Answer: (B) O Each letter moves 3 places forward in the alphabet.
Question 3

What comes next in the series? 2, 6, 10, 14, 18, ?

  1. A24
  2. B21
  3. C19
  4. D22
Show answer
Answer: (D) 22 Each term increases by 4.
Question 4

What comes next in the series? H, L, P, T, ?

  1. AX
  2. BZ
  3. CY
  4. DW
Show answer
Answer: (A) X Each letter moves 4 places forward in the alphabet.
Question 5

What comes next in the series? 4, 9, 16, 25, 36, ?

  1. A55
  2. B49
  3. C50
  4. D51
Show answer
Answer: (B) 49 The terms are consecutive perfect squares.
Question 6

What comes next in the series? G, J, M, P, ?

  1. AR
  2. BS
  3. CU
  4. DT
Show answer
Answer: (B) S Each letter moves 3 places forward in the alphabet.
Question 7

What comes next in the series? 64, 81, 100, 121, 144, ?

  1. A164
  2. B169
  3. C171
  4. D172
Show answer
Answer: (B) 169 The terms are consecutive perfect squares.
Question 8

What comes next in the series? I, L, O, R, ?

  1. AV
  2. BU
  3. CT
  4. DW
Show answer
Answer: (B) U Each letter moves 3 places forward in the alphabet.
Question 9

What comes next in the series? 36, 49, 64, 81, 100, ?

  1. A116
  2. B131
  3. C118
  4. D121
Show answer
Answer: (D) 121 The terms are consecutive perfect squares.
Question 10

What comes next in the series? 11, 13, 25, 27, 39, ?

  1. A39
  2. B47
  3. C51
  4. D41
Show answer
Answer: (D) 41 The differences alternate between +2 and +12.

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Question 11

What comes next in the series? A, E, I, M, ?

  1. AS
  2. BP
  3. CR
  4. DQ
Show answer
Answer: (D) Q Each letter moves 4 places forward in the alphabet.
Question 12

What comes next in the series? 3, 5, 9, 15, 23, ?

  1. A32
  2. B33
  3. C27
  4. D30
Show answer
Answer: (B) 33 The differences increase by 2 each time.
Question 13

What comes next in the series? E, I, M, Q, ?

  1. AU
  2. BV
  3. CT
  4. DW
Show answer
Answer: (A) U Each letter moves 4 places forward in the alphabet.
Question 14

What comes next in the series? 7, 13, 23, 29, 39, ?

  1. A45
  2. B51
  3. C35
  4. D47
Show answer
Answer: (A) 45 The differences alternate between +6 and +10.
Question 15

What comes next in the series? 4, 11, 18, 25, 32, ?

  1. A39
  2. B45
  3. C38
  4. D49
Show answer
Answer: (A) 39 Each term increases by 7.
Question 16

What comes next in the series? F, J, N, R, ?

  1. AV
  2. BW
  3. CX
  4. DU
Show answer
Answer: (A) V Each letter moves 4 places forward in the alphabet.
Question 17

What comes next in the series? 9, 18, 27, 36, 45, ?

  1. A44
  2. B48
  3. C54
  4. D49
Show answer
Answer: (C) 54 Each term increases by 9.
Question 18

What comes next in the series? 9, 12, 19, 22, 29, ?

  1. A31
  2. B22
  3. C32
  4. D35
Show answer
Answer: (C) 32 The differences alternate between +3 and +7.
Question 19

What comes next in the series? E, H, K, N, ?

  1. AQ
  2. BS
  3. CR
  4. DP
Show answer
Answer: (A) Q Each letter moves 3 places forward in the alphabet.
Question 20

What comes next in the series? 1, 8, 27, 64, 125, ?

  1. A216
  2. B219
  3. C210
  4. D211
Show answer
Answer: (A) 216 The terms are consecutive perfect cubes.

These are RankerClub practice questions written in the SNAP pattern. They are not official SSC/IBPS/RRB papers.

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