railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Logical Reasoning Arrangement and Pattern Number Arrangement
Study the given number series and answer the question that follows.
(Left) 9 6 7 6 8 2 5 7 3 2 5 8 6 2 7 5 4 9 2 4 7 3 8 5 (Right)
How many such even numbers are there each of which is immediately preceded by an odd number and also immediately followed by an odd number?
1
4
2
8
3
6
4
2