9514 1404 393
Answer:
- 4 pencils cost $0.80
- 5 pencils cost $1.00
Step-by-step explanation:
Each is a point on the graph of cost versus number of pencils.
The point on the left tells you 4 pencils cost $0.80. The point on the right tells you 5 pencils cost $1.00.
The difference between the points tells you that one additional pencil adds $0.20 to the cost.
_____
Additional comment
We don't know what "situation" is being referred to. The graph may be completely irrelevant to the situation.
