General Studies · Number Series
Refer to the given number series and answer the question that follows (all numbers are single-digit numbers only). Counting to be done from left to right only. (Left) 6 7 4 5 3 2 1 9 8 5 6 4 3 4 2 1 4 5 6 7 8 4 5 3 (Right) How many such even digits are there, each of which is immediately preceded by a perfect square and immediately followed by an odd digit? (NOTE: 1 is also considered a perfect square.)
- 1One
- 2Two
- 3None
- 4Three✓
Correct answer
Three
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