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Earn +20 ptsQ: Is 4 and 31 prime or composite?
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31 prime or composite?
31 is PRIME.
Is these prime or composite or neither 15 21 31 26 61?
31 and 61 are prime, the rest composite.
What are the prime and composite numbers out of 47 31 92 63 57 and135?
31 and 47 are prime, the rest composite.
Is 4 prime or composite?
4 is a composite number, not a prime numberbecause 2 x 2= 4
Is 31 prime composite or neither?
31 is a prime number because it has only two factors which are itself and one
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