Which pair is made up of prime numbers 11 & 33, 42 & 56, 37 & 67, 57 & 97

37 & 67

Step-by-step explanation:

11 & 33

11 - 1, 11 11 is prime 33 - 1, 3, 11, 33 33 is composite number 11 & 33 is incorrect

42 & 56

42 - 1, 2, 3, 6, 7, 14, 21, 42 56 - 1, 2, 4, 7, 8, 14, 28, 56 Both 42 and 56 are composite numbers 42 & 56 is incorrect

37 & 67

37 - 1, 37 67 - 1, 67 Both 37 and 67 are prime numbers 37 & 56 is correct

57 & 97

57 - 1, 3, 19, 57 97 - 1, 97 57 is a composite number, 97 is a prime number 57 & 97 is incorrect