Consider the following data related to the employees ,who are on travel. 40% check work email, 20% use cell phone to stay connected to work, 25% bring laptop with them, 23% check both work email and use cell phone to stay connected, and 50% neither check work email nor use a cell phone to stay connected nor bring a laptop. In addition, 88 out of every 100 who bring a laptop also check work email, and 70 out of every 100 who use a cell phone to stay connected also bring a laptop. i) What is the probability that a randomly selected traveller who checks work email also uses a cell phone to stay connected? ii) What is the probability that someone who brings a laptop on vacation also uses a cell phone to stay connected? iii) If the randomly selected traveler checked work email and brought a laptop, what is the probability that he/she uses a cell phone to stay connected?