composite number
66
34
The sum of any two prime numbers is not always a composite number. The sum of 2 and 11 is 13, and 13 is a prime number, not a composite number.
The numbers are 24, 25, 26, 27, 28 and their sum is 130
Their sum is 37.
The sum is 75.
26
composite number
No, the sum of a prime number and a composite number is not always even.
66
39
452
26
34
You are 54.
The sum of any two prime numbers is not always a composite number. The sum of 2 and 11 is 13, and 13 is a prime number, not a composite number.