DSSSB · Reasoning

Read the number series from left to right: 5 9 2 5 1 7 8 5 3 2 6 7 5 3 8 3 7 9 1 5 8 4 2 5 2 7 2 How many such odd numbers are there which are immediately preceded by a perfect square and immediately followed by an even number? Consider 1 also as a perfect square.

  1. Three
  2. Not even one
  3. One
  4. Two
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