General Studies · Number and Symbol Series
Refer to the following series and answer the question (all numbers are single-digit numbers only, counting from left to right): (Left) 9 1 7 8 3 1 5 7 9 6 2 9 3 6 9 1 5 7 1 5 7 (Right) How many such even digits are there, each of which is immediately preceded by an even digit and also immediately followed by an odd digit?
- 1Three
- 2Two
- 3Four
- 4One✓
Correct answer
One
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