Question

if a number 774958A96B is to be divisible by 8 and 9. the values of A and B will be?

Answer 1

find B first, any numbers that is divisible by 8 have the last three digits divisible by 8

Answer 2

that means 96B is divisible by 8

Answer 3

B is 0 or 8

Answer 4

7+7+4+9+5+8+A+9+6+B
=55+A+B
=55+A or 63+A

When B=0, A=8
When B=8, A=0 or A=9