Answer:
Option B
Step-by-step explanation:

Hope this helps
Answer:
Yes, the graph is a function.
Vertical line test proves so.
The answer is 36 , 49 , & 64 .
If this is for a better deal if you made the prices the same so instead of 5 for six itd be 50 for $60 and 8 for $10 would be 48 for $60 obviously 5 for 6 is the best choice. thats just how i was taught i hoped this helps
I believe the perimeter is 7.71