A truck is cruising on a rural road when the driver notices a moose 54.0 m away blocking the road. The driver slams the brakes causing the truck to slow

down at a constant rate of 3.90 m/s? for 4.90 s before coming in contact with the moose. a. What is the initial speed (in km/h) of the truck? b. Determine the speed (in km/h) of the truck as it hits the moose. c. Do you think the animal is seriously hurt in this accident?