Motor Vehicle Accidents During a recent year, there were 13.5 million automobile accidents, 5.6 million truck accidents, and 178,000 motorcycle accidents. Find the following probabilities. Enter your answers as fractions or decimals rounded to 3 decimal places. Part 1 of 2 (a) If one accident is selected at random, find the probability that it is either a truck or motorcycle accident. P (truck or motorcycle accident) = Part 2 of 2 (b) If one accident is selected at random, find the probability that it is not a truck accident. P (not truck accident) = Submit Assignment