In the given number series which among the following even number is fifth to the left of the odd number which is seventh from the right end?
2 3 4 5 2 4 7 9 8 5 6 3 5 1 9 4 8 6 3 9 4 1 6 2 1 6 7

In the given number series, how many odd numbers are there which are immediately preceded by an even number and immediately followed by an odd number?
5 1 4 7 3 9 8 5 7 2 6 3 1 5 8 6 3 8 5 2 2 4 3 4 9 6

How many 3’s are there in the following sequence which is neither preceded by nor immediately followed by 9?
9 3 6 6 3 9 5 9 3 7 8 9 1 6 3 9 6 3 9