Sets and Venn Diagrams Answers

At the airport, ten people are waiting on standby. Two seats become available, one first class and one coach. How many ways are there to fill the two seats?

A committee of four is formed from five eligible members. Let the eligible members be represented with A, B, C, D, and E. The possible outcomes include S = {ABCD, BCDE, ACDE, ABCE, ABDE}. Which statements about the situation are true? Check all that apply. There are 120 different ways to choose the committee. If person A must be on the committee, there is only one way to form the committee.If persons A and C must be on the committee, there are three ways to form the committee. There are five ways to form the committee if person E must be on it. If the number of eligible members increases, the number of outcomes increases.