General Studies · Number Series
Refer to the following series and answer the question (all numbers are single digit numbers only). (Left) 8 2 1 9 8 7 5 5 4 6 3 4 5 3 7 9 1 1 7 5 1 9 5 (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
- 2One
- 3None
- 4Two✓
Correct answer
Two
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