A5
B3
C4
D6
A5
B3
C4
D6
Related Questions:
Refer to the following series and answer the question (all numbers are single digit numbers only).
(Left) 6 4 5 7 8 4 6 3 1 4 1 2 7 4 9 1 5 3 6 1 1 (Right)
How many such odd digits are there each of which is immediately preceded by an even digit and also immediately followed by an odd digit?
Study the given arrangement carefully and answer the question that follows.
How many such numbers are there in the above arrangement each of which is immediately followed by a symbol and also immediately preceded by a symbol?