Given:


Since R is the midpoint of the line, we can set XR equal to RY and solve for x.





Now we know what x is. We can plug in x to RY and XR and then add it all together to find XY. Let's find XR:


Let's find RY now:



Since we know that:

We can plug in our answers:

Final answer:

Step-by-step explanation:
<em>Afgjjbgkllfgdryjwhhwhehhebebbebejrjrhr</em>
The answer is 5/13.
Walking(7) + Biking(3) = 10 students
10 students out of 26 total students = 10/26
Simplified is 5/13