How many 5's are there which are preceded by a prime number but not followed by a prime number? 3 5 9 4 2 6 3 8 5 4 2 3 2 5 3 6 4 8 3 4 5 3 9 2 3 7 5 3 4 7 5 6 4 6 5 3 5 8 7
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Step-by-step explanation:
2 5's are there. The sequence are 2 5 3 and 7 5 3
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