5 and 11 are prime. The others are not (3 x 4 =12, 3 x 5 =15, 2 x 11 =22)
12, 14, 15, 16, and 18 are composite numbers 11, 13, 17, and 19 are prime numbers
11 and 13 are prime numbers but 15 is a composite number because it has more than two factors
All except 15
The composite numbers between 11 and 19 are: 12 14 15 16 18 The other numbers, 11, 13, 17, and 19, are all prime.
2, 3, 5, 7, 11, 13, 17, 19 ARE prime numbers! 1, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20 are NOT prime numbers!
12, 14, 15, 16, and 18 are composite numbers 11, 13, 17, and 19 are prime numbers
The prime numbers between 6 and 15 are: 7, 11, 13
11 and 13 are prime numbers but 15 is a composite number because it has more than two factors
All except 15
The prime numbers between 10 and 15 are 11 and 13.
The composite numbers between 11 and 19 are: 12 14 15 16 18 The other numbers, 11, 13, 17, and 19, are all prime.
Prime numbers from 1 to 15 are 2, 3, 5, 7, 11 and 13.
15 is composite number
2, 3, 5, 7, 11, 13, 17, 19 ARE prime numbers! 1, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20 are NOT prime numbers!
No because 11 is a prime number but the rest of them are composite numbers.
The prime numbers are: 2 3 5 7 11 and 13 so therefore as a fraction of 15 it is 6/15 or 2/5 simplified
There are six prime numbers that are less than 15: 2 3 5 7 11 and 136 of them.