Answer:
4:5, 8 to10
Explanation:
A) 16/2=8
20/2=10
B)You can't divide 16 and 5 to get a whole number
20/5=4
C) 16/2=8
You can't divide 20 by something to get 18
D) Can't divide 16 to get 5
Can't divide 20 to get 9
E) 16/4=4
20/4=5
F) Can't divide 16 or 20 to get 10 or 8