Akilah owns a used car lot, which has 25 compacts, 35 sedans, and 29 trucks for sale.
Some of the vehicles have an upgraded trim package: 11 of the compacts have luxury trim, 19 of the sedans have luxury trim, and 9 of the trucks have luxury trim. (Give each result accurate to at least 3 decimal places.)
a. A vehicle is selected from the lot at random. What is the probability that it will be a compact or a truck?
b. A vehicle is selected from the lot at random. What is the probability that it will be a sedan, or that it will have luxury trim?
c. Two vehicles are selected from the lot at random. What is the probability that the first one will be a compact and the second will be a sedan?