The greatest number that divides 60 and 190 leaving remainder 6 and 10 respectively is:  Select the correct option
A) 15 B) 18 C) 19 D) 22 E) 23

Rationale: explanation : 60 - 6 = 54 , 190 - 10 = 180 highest number that divides 54 and 180 is hcf of numbers hcf of 54 nad 180 = 18 answer : b
Answer: B