15: 1,3,5,15
28: 1,2,4,7,14,28
21: 1,3,7,21
35: 1,5,7,35
Factors for 84 are {1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84} Factors for 105 are {1, 3, 5, 7, 15, 21, 35, 105} Greatest common factor of 84 and 105 is 21
Any multiple of 105.
Factors of 28: 1, 2, 4, 7, 14, 28.Factors of 35: 1, 5, 7, 35.Factors of 45: 1, 3, 5, 9, 15, 45.GCF (28, 35, 45) = 1
The factors of 84 are: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84 The factors of 105 are: 1, 3, 5, 7, 15, 21, 35, 105
The factors of 84 are: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84The factors of 105 are: 1, 3, 5, 7, 15, 21, 35, 105
The factors of 28 are: 1, 2, 4, 7, 14, 28 The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42 The factors of 63 are: 1, 3, 7, 9, 21, 63
1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84 1, 3, 5, 7, 15, 21, 35, 105
1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84 1, 3, 5, 7, 15, 21, 35, 105
Answer:The factors of 105 are 1, 3, 5, 7, 15, 21, 35, 105.The factors of 112 are 1, 2, 4, 7, 8, 14, 16, 28, 56, 112.
The factors of 28 are: 1, 2, 4, 7, 14, 28. The factors of 35 are: 1, 5, 7, 35.
1, 5, 7, 35 1, 3, 5, 7, 15, 21, 35, 105
It is: (21+35)/2 = 28