51 composite, 61 prime.
51 is composite.
51 is composite. Becasuse 17 x 3 = 51 It is two prime numbers multiplied together to make a composite.
51 is composite, 103 is prime.
prime
prime
It is composite.
composite
51 is a composite number 3 x 17 = 51
It is composite.
51 is a composite number but 61 is a prime number
24 and 51 are composite, 3 is prime.