24. A bus travels two different routes: the Yellow Route and the Orange Route. The
routes are different lengths.
On Friday the bus traveled the Yellow Route 7 times and the Orange Route 3
times, traveling a total of 50 miles.
On Saturday the bus traveled the Yellow Route 15 times and the Orange Route
10 times, traveling a total of 130 miles.
What is the length of the Yellow Route in miles?
