2
hcf(85, 153) = 17 85 = 5 x 17 153 = 3² x 17 hcf = 17
17
LCM(85, 153) = 765.
The GCF is 17.
HCF: 5
The GCF is 17.
17
153
The GCF/HCF of 85 and 185 is 5.
It is 153.
153 / 85 = 1.8 x 100 = 180 Therefore, the number that 153 is 85 per cent of, is 180.
17 and 306, respectively.