2. Flashlight Batteries A flashlight has 6 batteries, 2 of which are defective. If 2 are selected at random without replacement, find the probability that both are defective 3. Leisure Time Exercise Only 27% of U.S. adults get enough leisure time exercise to achieve cardiovascular fitness. Choose 3 adults at random. Find the probability that a. All 3 get enough daily exercise 4. Text Messages via Cell Phones Thirty-five percent of people who own cell phones use their phones to send and receive text messages. Choose 4 cell phone owners at random. What is the probability that none use their phones for texting? 5. Customer Purchases In a department store there are 120 customers, 90 of whom will buy at least I item. If 5 customers are selected at random, one by one, find the probability that all will buy at least 1 item