Answer:
0, 4, 8
Explanation:
For a number to be divisible by 8, the number formed the last 3 digits must be divisible by 8.
You have 7_4.
Try 704: 704/8 = 88
0 works
Now you can add multiples of 8 to 704:
704, 712, 720, 728, 736, 744, 752, 760, 768, 776, 784, 792
The only other numbers of the form 7_4 are 744 and 784.
Answer: 0, 4, 8