40
I think you need to speak to your teacher as you do not appear to understand the meaning of HCF.
200 = 23 x 52 175 = 52 x 7 hcf = 52 = 25 lcm = 23 x 52 x 7 = 1400
3% of 1260 = 3% * 1260 = 0.03 * 1260 = 37.8
The Highest Common Factor is 40
HCF is the highest common factor of two or more numbers. HCF of 20 and 200 is 20.
The HCF of 200 and 500 is 100
25
40
HCF(30, 36, 42) = 6 LCM(30, 36, 42) = 1260
100
I think you need to speak to your teacher as you do not appear to understand the meaning of HCF.
The GCF is 100.
10
The GCF is 5.
The GCF is 8.
Their HCF which is 10