Question #71a1e Physics 1D Motion Displacement and Velocity 1 Answer Munu Jul 29, 2017 Rosie Explanation: #Speed= (Distance)/ (Time)# #Speed of MONTEL= #(3 miles) / (1 hour)## = 3 miles per hour #Speed of JERRY= #(6 miles) / (2 hour)## = 3 miles per hour #Speed of PHIL= #(6 miles) / (1.5 hour)## = 4 miles per hour #Speed of ROSIE= #(9 miles) / (2 hour)## = 4.5 miles per hour Hence, Rosie walks the fastest. Answer link Related questions What is the difference between distance and displacement? Is displacement directly proportional to velocity? How does average velocity differ from instantaneous velocity? How can I calculate the change of velocity? How do speed and velocity differ from each other? How do velocity and acceleration differ? How do displacement and distance differ? Can displacement be negative? Can velocity be zero if accelerating? Explain why displacement is a vector quantity? See all questions in Displacement and Velocity Impact of this question 1347 views around the world You can reuse this answer Creative Commons License