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UPSC Civil Services Counting & Patterns Questions with Answers & Explanations

18 Counting & Patterns questions from the Logical Reasoning & Analytical Ability section of UPSC Civil Services, 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

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 3 7 3 8 8 7 8 7 5 3 8 8 3 7 8 5 3 5 8 2 2 2 5 2 8 2 2 2 8

  1. A2
  2. B1
  3. C4
  4. D0
Show answer
Answer: (D) 0 Count every "3 5 7" pattern in the sequence.
Question 2

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 3 7 8 5 3 3 7 2 3 7 7 3 5 3 7 7 7 5 5 5 2 5 2 2 7 3 8 3 8

  1. A0
  2. B2
  3. C4
  4. D3
Show answer
Answer: (A) 0 Count every "3 5 7" pattern in the sequence.
Question 3

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 5 8 3 8 3 2 3 5 8 5 7 8 8 7 5 3 5 5 5 7 5 7 7 2 2 8 7 3 2 2

  1. A4
  2. B3
  3. C0
  4. D2
Show answer
Answer: (C) 0 Count every "3 5 7" pattern in the sequence.
Question 4

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 2 2 2 2 7 2 3 3 2 8 3 2 8 8 5 2 7 3 5 3 5 3 7 8 2 3 5 3 7 2

  1. A1
  2. B4
  3. C0
  4. D3
Show answer
Answer: (C) 0 Count every "3 5 7" pattern in the sequence.
Question 5

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 2 3 7 3 2 7 7 5 2 2 8 3 7 7 8 2 7 2 5 8 3 2 3 2 3 2 7 3 3 5

  1. A3
  2. B1
  3. C0
  4. D5
Show answer
Answer: (C) 0 Count every "3 5 7" pattern in the sequence.
Question 6

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 7 7 8 2 7 2 3 3 3 7 8 3 8 7 3 8 3 2 2 5 3 8 5 2 8 5 5 7 5

  1. A5
  2. B0
  3. C1
  4. D2
Show answer
Answer: (B) 0 Count every "3 5 7" pattern in the sequence.
Question 7

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 5 8 2 8 3 2 3 7 3 8 8 5 7 3 5 2 7 5 8 2 3 5 7 3 3 5 5 7 7 5

  1. A0
  2. B5
  3. C1
  4. D4
Show answer
Answer: (C) 1 Count every "3 5 7" pattern in the sequence.
Question 8

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 5 3 3 5 2 2 8 2 7 2 2 2 5 5 8 3 7 5 7 8 3 2 5 5 8 7 3 2 8 7

  1. A0
  2. B1
  3. C2
  4. D3
Show answer
Answer: (A) 0 Count every "3 5 7" pattern in the sequence.
Question 9

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 5 3 2 5 8 7 3 8 2 7 5 2 5 7 7 5 7 5 3 5 3 5 2 5 2 2 5 2 7

  1. A1
  2. B5
  3. C0
  4. D3
Show answer
Answer: (C) 0 Count every "3 5 7" pattern in the sequence.
Question 10

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 2 8 8 5 5 2 7 3 2 7 5 8 2 5 3 7 5 2 5 7 8 2 7 5 3 7 8 5 3 2

  1. A2
  2. B1
  3. C0
  4. D4
Show answer
Answer: (C) 0 Count every "3 5 7" pattern in the sequence.

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Question 11

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 5 5 5 8 5 7 8 7 5 7 2 5 7 7 5 7 5 2 8 5 5 7 3 3 3 5 5 5 5

  1. A0
  2. B4
  3. C1
  4. D5
Show answer
Answer: (A) 0 Count every "3 5 7" pattern in the sequence.
Question 12

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 3 8 8 2 7 5 2 2 7 8 3 2 3 2 8 8 8 5 3 3 8 2 8 3 5 3 5 8 7 8

  1. A0
  2. B5
  3. C4
  4. D2
Show answer
Answer: (A) 0 Count every "3 5 7" pattern in the sequence.
Question 13

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 3 8 3 7 7 5 2 2 8 7 5 7 8 3 5 2 8 8 5 2 5 8 3 7 3 7 7 5 3

  1. A5
  2. B0
  3. C2
  4. D3
Show answer
Answer: (B) 0 Count every "3 5 7" pattern in the sequence.
Question 14

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 5 2 2 5 2 2 2 7 5 3 2 3 8 5 7 5 5 7 2 7 2 7 7 7 5 8 3 2 7 7

  1. A2
  2. B4
  3. C5
  4. D0
Show answer
Answer: (D) 0 Count every "3 5 7" pattern in the sequence.
Question 15

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 2 7 8 7 2 3 7 2 8 2 7 5 3 2 3 3 8 2 8 2 2 7 2 5 2 7 2 3 5 2

  1. A2
  2. B1
  3. C4
  4. D0
Show answer
Answer: (D) 0 Count every "3 5 7" pattern in the sequence.
Question 16

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 7 7 3 7 8 2 3 7 5 2 8 8 2 5 5 3 2 3 7 5 2 5 7 8 8 3 7 8 5

  1. A0
  2. B2
  3. C5
  4. D4
Show answer
Answer: (A) 0 Count every "3 5 7" pattern in the sequence.
Question 17

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 2 7 7 2 8 8 2 8 7 7 2 3 8 3 2 7 3 5 8 2 8 7 5 2 2 3 2 3 2

  1. A1
  2. B3
  3. C4
  4. D0
Show answer
Answer: (D) 0 Count every "3 5 7" pattern in the sequence.
Question 18

How many 5s in the sequence below are immediately preceded by 3 and immediately followed by 7? 7 2 8 5 3 7 8 8 7 3 3 7 2 3 7 7 3 2 5 7 7 7 3 3 8 7 8 5 8 5

  1. A3
  2. B1
  3. C0
  4. D5
Show answer
Answer: (C) 0 Count every "3 5 7" pattern in the sequence.

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

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