Probability that a vehicle entering the Luray Caverns has Canadian license plates = 0.12 Probability that it is a camper = 0.28 Probability that it is a camper with Canadian license plates = 0.09
a. Probability that a camper entering the Luray Caverns has Canadian license plates = 0.09
b. Probability that a vehicle with Canadian license plates entering the Luray Caverns is a camper = 0.09/0.12 = 0.75
c. Probability that a vehicle entering the Luray Caverns does not have Canadian plates or is not a camper = 0.88 + 0.72 - 0.81 = 0.80
The distance between the walkers increases at the rate of (8 mph) -(2 mph) = 6 mph. That distance will be 4.5 mi after ... (4.5 mi)/(6 mi/h) = 4.5/6 h = 3/4 h
