WBCS.LIVE practice question

How many 3s are there in the following sequence which are neither preceded by 6 nor immediately followed by 9? 9 3 6 6 3 9 5 9 3 7 8 9 1 6 3 9 6 3 9

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. One
  2. Two
  3. Three
  4. Four

Correct answer and explanation

Correct answer: Two

Explanation: āœ… Correct Answer: B) Two šŸ“š Explanation: Checking each '3' in the sequence: the first '3' is preceded by 9 and followed by 6 (Correct); the second is preceded by 6 (Wrong); the third is preceded by 9 and followed by 7 (Correct). There are two such instances; 9 3 6 6 3 9 5 9 3 7 8 9 1 6 3 9 6 3 9