30 has four factor pairs:30,115,210,36,5
30,115,210,36,5
30 and -1
The GCF if 30 and 48 is 6.
(15,2)(10,3)
24
(30,1)(15,2)(10,3)(6,5)
(30,1)(15,2)(10,3)(6,5)
14 and 21, and 21 and 28 are the number pairs between 15 and 30 that have 7 as their greatest common factor.
1&30 2&15 3&10 5&6
The positive integer factor pairs of 30 are (1, 30) , (2, 15), (3, 10), and (5, 6).
The factor pairs of 150 are 1*150, 2*75, 3*50, 5*30, 6*25, and 10*15