Select all prime numbers from the list: 21, 29, 37, 49, 51.
Note
29 and 37 have no divisors other than 1 and themselves, so they are prime; 21, 49, and 51 are divisible by smaller primes and thus composite.
Select all prime numbers from the list: 21, 29, 37, 49, 51.
29 and 37 have no divisors other than 1 and themselves, so they are prime; 21, 49, and 51 are divisible by smaller primes and thus composite.