Answer:
75
Step-by-step explanation:
86+79+68+83=316
391-316=75
Answer:
C) (8,12)
Step-by-step explanation:

Area=length*height
Area=(25)*(8)
Area=200 feet^2
She can only buy 2 whole packs.
Acording to the graph, 2 whole pakcs will cost $22, and 3 whole packs will cost $33. She can't afford 3 whole packs as we can see as she only has $30.50.
Let me know if you have any questions, thanks!