Question

form 8 digit numbers from by using 1 2 3 4 5 with repetition is allowed and must be divisible by 4?

Answer 1

12345444 is the eight digit number which is divisible by 4

Answer 2

you can form many numbers.... but the last two digits i.e. digits at ones and tens place must be divisible by 4

55534212
43534112
etc...