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Refer to the given series and answer the question that follows (all numbers are single-digit numbers only, and all counting is to be done from left to
Question

Refer to the given series and answer the question that follows (all numbers are single-digit numbers only, and all counting is to be done from left to right).
(Left) 2 1 6 8 3 9 5 2 7 6 3 2 9 9 7 3 9 6 4 6 3 2 6 2 2 0 3 4 7 2 (Right)
How many such even digits are there, each of which is immediately preceded by an odd digit and also immediately followed by an odd digit?

A.

5

B.

4

C.

2

D.

3

Correct option is B

Given:
(Left) 2 1 6 8 3 9 5 2 7 6 3 2 9 9 7 3 9 6 4 6 3 2 6 2 2 0 3 4 7 2 (Right)
Logic: Odd Digit | Even DigitOdd Digit.
So, there are 4 such even digits in the series which follow Immediately preceded by an odd digit and Immediately followed by an odd digit.
Thus, the correct option is: (b) 4

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