1. The problem statement, all variables and given/known data Fiction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 80 meters, and the coefficient of friction is .40? 2. Relevant equations Absolutely no clue! 3. The attempt at a solution I really attempted this problem but came up with nothing worth putting in here. Please help!