Answer: 
Step-by-step explanation:









9/100 = x/90
Cross multiply to get 810 = 100x
Divide both sides by 100 to get x = 81 inches
Answer:
it is possible to get something rational.
Step-by-step explanation:
This can't really be explained.
We can't tell from the graph whether the left point of each step is included, or the right point. If the left, this is a graph of
y = 7 + floor(x)
That would be 5/913. As a percent, that would be 0.5%.
I hope this answer helped you! If you have any further questions or concerns, feel free to ask! :)