Q-> K is a three digit number such that the ratio of the number to the sum of digits is least?what is the difference between the hundred and tens digit of K?

a) 9

b) 8

c) 7

d) None of these

Q-> In the above question what can be said about the difference between the tens and unit digit?

a) 0

b) 1

c) 2

d) None of these

Q-> For the above question for how many values of K will the ratio be highest?

a) 9

b) 8

c) 7

d) None of these.

Any help would be appreciated.

Thanks,