A speedboat accelerates uniformly. At t = 30.0 s, it is traveling 10.0 m/s; at t= 50.0 s it is traveling 20.0 m/s. What is the acceleration of the speedboat?

What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane