Factor out the 6, 6*1 : 6*7 as 6 appears in both sides of this ratio as a factor it can be eliminated 1 : 7 ===
NO!!! 42 is a multiple of '6'. ( 6 x 7 = 42) However, 6 is a factor of 42.
42
7= 1,7 6= 1,2,3,6 I took this question to ask if there are common factors of 6 and 7
The highest common factor of 6 & 7 is 1
7
The GCF of 6, 7, and 28 is 1.
The lowest common factor of 6, 4 and 7 is 84.
1, 2, 3, 61, 7
7 x 6 = 42
6 is the highest common factor 6*7 = 42 6*9 = 54
6 is not.