5 / 6
The only common factor is one.
1, 2, 7 and 14 go into 14. 1, 5, 7,and 35 go in to 35. 14 and 35 have no common factors (whole numbers)
The only common factor of 14 and 35 is 7 and 1 because only these numbers go into both 14 and 35.
The numbers that go into 35 are 1, 5, 7,and 35
The common factors are: 1, 7
The common factors of 175 and 245 are 1, 5, 7, 35.
The common factors are: 1, 2, 4, 8
In the absence of the numbers below, let's go with 24 and 48.
The common factors are: 1, 2, 3, 6.
168
The following numbers go into 24. 1,2,3,4,6,8 and 12
1, 5, 7, 35.