How many even numbers are there in the following series numbers, each of which is preceded by an even number and followed by an odd number ?

5 3 4 8 9 7 1 6 5 3 2 9 8 7 3 5

Three

5 3 4 8 9 7 1 6 5 3 2 9 8 7 3 5

Thus, there are 03 such even numbers 6, 2 and 8 each of which is preceded by an odd number and not followed by an even number.