with Excel

A manufacturer reassigns employees to different tasks each month. It is known that 55% of the employees have less than or equal to two years of experience, 32% have more than two and less than five years of experience, and the rest have five years or more experience. a) What is the probability that an employee has: 1. two or fewer years of experience? 2. five years or more experience? 3. more than two years of experience? b) If we have a team of four employees, what is the probability that: 1. the first two have less than two years of experience and the next two have more than 5 years of experience? 2. exactly one of them has five years or more experience? 3. at least one has five years or more experience