Simone, Sergio, Maria, Kim, Dawn, Tyrone, and Larry have all

Last updated: 7/12/2022

Simone, Sergio, Maria, Kim, Dawn, Tyrone, and Larry have all been invited to a dinner party. They arrive randomly and each person arrives at a different time. a. In how many ways can they arrive? b. In how many ways can Simone arrive first and Larry last? c. Find the probability that Simone will arrive first and Larry last.