Both composite.
Prime :)
84/15=5.6 5.6 is not an integer, so it can't be prime or composite.
84 is a composite number. as it is divisible by 1,2,3.. etc.
30 is composite.
30 is composite.
84 is a composite number.Its factors are 1,2,3,4,6,7,12,14,21,28,42,and 84All even numbers greater than 2 are composite.
Composite. It has more than 1 and itself as factors.
there is none it is a composite it is 1 and 84(it self )
84 is composite because it factors are: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28,42, 84
84 and 91 are composite numbers 67 and 73 are prime numbers
Composite 1,2,3,5,6,10,15,30
Factors can be prime or composite. The factors of 30 are 1,2,3,5,6,10,15 and 30. Of these, 3 and 5 are prime. The rest are composite except for 1, which is neither.