You work for a large global management consulting company. Of the entire work force ofanalysts, 60% have had no experience in the telecommunicationsindustry, 20% have had limited experience(less than 5years), and the rest have had extensive experience(5 years ormore). On a recentproject, you and two other analysts were chosen at random to constitute a team. It turns out that part of the project involves telecommunications. What is the probability that of your other twoteammates:

a) Neither has any telecommunicationsexperience?

b) Both have some telecommunicationsexperience?

c) At least one has had extensive telecommunicationsexperience?