5
There are 8 nines in 72. This can be calculated by dividing 72 by 9, which equals 8. In other words, 9 goes into 72 eight times without any remainder.
Nine of them
79
The GCF of 9s and 63s^3 is 9s.
10 times
Exactly 6 of them
24 of them with a remainder of 2
Eleven.
There are: 495/9 = 55
62.22 or 62 with a remainder of 2.
6 of them with a remainder of 4