If 6x5 is exactly divisible by 9, then the least value of x is

We know that if sum of digits of a number is divisible by 9, then the number is divisible by 9.


Here,


6 + x + 5 = multiple of 9


x + 11 = 0, 9, 18, ….


Hence,


x + 11 = 18


x = 7


the least value of x is 7

9