You havent added the options
A function can only have one y value for every x value.
the answer is D
Total miles traveled in p hours = p*q miles and
Total miles traveled in r hours = r*s miles
so, average rate of speed = total miles traveled / number of hours
=[{(p*q)+(r*s)} / (p+r)] miles per hour
Answer:
The measure of the height is 34.6 meters
