DSSSB · Reasoning

Refer to the following series and answer the given question (All numbers are single digit numbers). Counting is to be done from left to right only. (Left) 8 7 7 4 4 9 3 2 7 2 5 3 7 9 7 4 9 2 8 3 5 8 2 1 7 1 8 (Right) How many such even numbers are there, each of which is immediately preceded by an odd number and immediately followed by an even number?

  1. Two
  2. Five
  3. Four
  4. Three
Answer and detailed solution are available in the protected study screen.
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