She would only earn $13.50 for one hour of work
Answer:
The equation of the line passing through the above points is:

Step-by-step explanation:
Given:
The two points are: 
The equation of a line when two points are given is:

Plug in all the values and simplify.

Therefore, the equation of the line passing through the above points is:

Answer:
Second picture, one below it
Answer: 48.176 i did the math but i dont know how to explain it. Its the most reasonable.
Step-by-step explanation: