Solution is in attachment ~
I hope that you got what you were looking for, and if there's different data then go through the same procedure, using same formula with different values and you will get your answer ~
I'm warning you before i answer this i'm not guaranteeing i'm going to answer this wright but I'm pretty sure its bill pushed a car for 5 minutes for 20-km while doing 15 J of work. Why I think this is the answer is because it directly tells you the most information giving you the time it took him to move the object that distance and also telling you how many joule's of force he's exerting (power).
Hope this helped :)
So, according to the question:
distance = 90 miles
time = 1h 45min + 15 min + 1h = 3h
Answer:
C. Electromagnetic waves are longitudinal waves
Explanation:
The correct answer is in fact C , i just took the test.