Question

replace the star (*)by the smallst number so that

1- 78*964 may be divisible by 9 ?
@ns- 782964 may be divisible by 9.
2- 75* may be divisible by 4 ?
@ns- 752 may be divisible by 4.
3- 2*345 may be divisible by 3 ?
@ns -21345 may be divisible by 3.​

Answer 1

Answer:

When we replace *

Answer is 2 , 2 , 1 .