Numbers - General Aptitude

Q1:

What smallest number should be added to 4456 so that the sum is completely divisible by 6 ?

A 4

B 3

C 2

D 1

E None of these

ANS:C - 2

 6) 4456 (742
    42
    ---
     25
     24        Therefore, Required number = (6 - 4) = 2.
     ---
      16
      12
      ---
       4