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TheAnimeGirl

25 is composite because it is divisible by 5 and 25

Answer:

3 is prime. 25 is composite.

Step-by-step explanation:

3 has only 2 factors: 1 and itself.

I read about prime and composite numbers three years ago in a math book.

25 has the following factors: 1,25,5

That's why 25 is composite, 3 is prime