2
60
60
30
83.3333
numbers are infinite so this question is impossible, but 30,60,90,120, and so forth go into 30 and 10 evenly.
The numbers that go into 30 are1, 2, 3, 5, 30, 15, 10, 6
No. 30 is not evenly divisible by four.
No. 80 is not evenly divisible by 30.
2.
Factors go into the number evenly, the number goes into multiples evenly.
The number that both 7 and 8 can go into evenly is 56.
2 can go into 38 and 100 evenly.