-45
Fifteen is to five as nine is to three, because 15 divided by 3 equals 5, and 9 divided by 3 equals 3.
45/9 = 5
63 divided by 7 equals nine.
No, 52 divided by 9 equals 5 with a remainder of 7 or 5.778
90
72
90
54 divided by 6 is 9.
One. Because any number divided by itself equals one.
20
3200
5