Question

find the number that divides abc-bca+18bc​

Answer 1

Step-by-step explanation:

The greatest number that divides 70,105 and 175 is the HCF of them.

We have,

70=2×5×7

105=3×5×7

175=5×5×7

HCF(70,105,175)=5×7=35

Hence, the required number =35