Select all prime numbers from the list: 21, 29, 33, 37.
Note
29 and 37 have no positive divisors other than 1 and themselves, so they are prime; 21 and 33 are divisible by 3 and are not prime.
Select all prime numbers from the list: 21, 29, 33, 37.
29 and 37 have no positive divisors other than 1 and themselves, so they are prime; 21 and 33 are divisible by 3 and are not prime.