4. Show all your work (if you use MS Excel, write out the formula used) a. Assume your favorite basketball team has 2 games left to finish the season. The outcome of each game can be win, lose or tie. Use a tree diagram to determine the number of possible outcomes. Clearly label your tree diagram and list all outcomes. b. Bank of America plans to interview 10 recent GGC graduates for possible employment. BOA has three positions open. How many groups of three can BOA select? c. You have to take 7 more courses before you can graduate from GGC. If none of the courses are prerequisites to others, how many groups of three courses can you select for the next semester? d. The "Top Three" at a racetrack consists of picking the correct order of the first three horses in a race. If there are 10 horses in a particular race, how many "Top Three" outcomes are there