I don't know how to find the values

Data [5] 1. Person Name Sam Weight in pounds 140 Mass Weight Normal Force 2. Data for Run 3. Data for slide distance distance 2 . 5 m time 1. 5s final velocity initial velocity Calculations 1. Calculate the average velocity of the 2 . Calculate the acceleration of the slider as slider for the ten meters covered. This is they slide to a stop. Show all work. Do the initial velocity for the sliding. Show not use the running time in this all work. [3] calculation! [3] 3. Calculate the force of friction that stops 4. Calculate the coefficient of friction the slider in the distance covered. Show between a person in socks and a high all work. [3] school floor. Show all work. [3]