It is 1 but the highest common factor is 11
55
5
55... 5 x 55 = 275
95 and 115's highest common factor is five.
It is: 11
55 and 15's highest common factor is five.
The GCF is 55.
There is only one highest common factor which is: hcf(55, 145) = 5 The factors of 55 are: {1, 5, 11, 55} The factors of 145 are: {1, 5, 29, 145} The common factors are: {1, 5} The highest common factor is 5.
The greatest common factor of 18 and 55 is 1.
Oh, dude, the Highest Common Factor (HCF) of 20 and 55 is 5. It's like the cool kid that hangs out with both 20 and 55 without any drama. So yeah, 5 is the HCF, keeping things chill between 20 and 55.
The GCF is 1.