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when i did this problem i was doing a eratosthenes sieve method and the numbers was from 1-100 so i got the longest string of consecutive composite numbers on the grid are 74-82 this should be right.

BTW I'm 13 doing my moms college work

Sorry, but 79 is a Prime number.

I got 90~96

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Q: What is the longest string of consecutive composite numbers?
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