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How many 4's are there in the following which are preceded by 7 but NOT followed by 3? 5 9 3 2 1 7 4 2 6 9 7 4 6 1 3 2 8 7 4 1 3 8 3 2 5 6 7 4 3 9 5 8 2 0 1 8 7 4 6 3

How many 4's are there in the following which are preceded by 7 but NOT followed by 3? 5 9 3 2 1 7 4 2 6 9 7 4 6 1 3 2 8 7 4 1 3 8 3 2 5 6 7 4 3 9 5 8 2 0 1 8 7 4 6 3 Correct Answer Four

The given number series:
5 9 3 2 1 7 4 2 6 9 7 4 6 1 3 2 8 7 4 1 3 8 3 2 5 6 7 4 3 9 5 8 2 0 1 8 7 4 6 3
4's that are preceded by 7 but not followed by 3 are:
5 9 3 2 1 (7 4 2) 6 9 (7 4 6) 1 3 2 8 (7 4 1) 3 8 3 2 5 6 7 4 3 9 5 8 2 0 1 8 (7 4 6) 3

Hence, there are four 4's which are preceded by 7 but not followed by 3.

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