Only 13 is prime, out of these four numbers: {9,10,13,15}.
1 13 is a prime number.
13 is prime.
13
40/4=10 60/4=15 Then the second prime are between 10 and 15, two prime numbers: 11 and 13 The prime number is between 44 and 52 : 47
13
3 x 5 = 15, so 15 is not a prime number.
The prime numbers between 10 and 15 are 11 and 13.
2,3,5,7,9,11,and 13
13
A prime number can only be divided by itself and 1. 4 can be divided by 2 26 can be divided by 2 15 can be divided by 3
The first four prime numbers greater than 10 are , 11, 13,17,19 Their mean is (11 + 13 + 17 + 19) / 4 = 15 NB '15' is NOT a prime number.
No, 13 is a prime number and 15 is a composite number. A composite number is a positive integer that has more than two positive divisors.