Answer:
66 can be made
1m left
Step-by-step explanation:

Ribbons that can be made= 66

length used= 99m
length remaining= 100m- 99m= 1m
If you subtract the amount that Jack spent on the book ($8.72) from the amount of money that Jack originally had ($20.08) then you get $11.36 left over.
+4^2+3(-4-1)^2
16+3(5)^2
16+15^2
16+30
=46