The GCF is 2a.
Chat with our AI personalities
The greatest common factor (GCF) of 4a and 10a is 2a. To find the GCF, we need to identify the largest factor that both 4a and 10a have in common. In this case, both 4a and 10a can be divided by 2 and a, making 2a the greatest common factor.
2a
b = 0.2 x 10a = 2aa/(2b) = a/(4a) = 1/4= 25%
To have a HCF, you need at least 2 numbers. There is no HCF in just 1 number.
The HCF is 5.