Answer:

Step-by-step explanation:
Let the equation be : 
The point (1,1) must satisfy this equation.

Similarly, the point (1,3) must satisfy:

Also for the point (9,2), we have:

Solving the equations (1), (2) and (3) simultaneously, we get:

We Substitute this values to get:


Multiply through by 8 to get:

Answer: 100 minutes
Step-by-step explanation:
With the given information, we can use a proportion to figure out how long it would take for Jen to bike 30 miles.




Answer:
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Step-by-step explanation:
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Yes as long as one side on a square is the same on another they are the copies of each other
Answer:
Less - He wouldn't be able to score as many points.
Hope this helps you out!