Evaluate the expression.4! • 3!
Set X is made up of the possible ways five students, represented by A, B, C, D, and E, can be formed into groups of three. Set Y is made up of the possible ways five students can be formed into groups of three if student A must be in all possible groups.Which statements about the situation are true? Select three options.Set X has 10 possible groupings.X YSet Y = {ABC, ABD, ABE, ACD, ACE, ADE}If person E must be in each group, then there can be only one group.There are three ways to form a group if persons A and C must be in it.


Four band members, Harry, Isabel, Jose, and Karen, are all boarding a bus to attend a concert. In each arrangement below, the first initial of each person’s name represents that person’s position as he or she boards the bus: first, second, third, and fourth.If we know that Karen boards the bus first, which shows the possible outcomes for this event?
Helena has five different flowers. She plans to give one flower to each of her five teachers in any order. She gives the first flower to one of her teachers in the morning.In how many different ways can she give the four remaining flowers to the rest of the teachers in the afternoon?
Fiona chooses three towels from a group of five to pack in her beach bag for herself and her two brothers. Let the five towels be represented by A,B,C,D, and E.If Fiona chooses towel A for herself, which statements about the possible outcomes for her brothers’ towels are true? Select three options.There are 10 possible ways to choose the group of towels.The combination BC is not the same as CB.She has four choices for the first brother’s towel and three choices for the second brother’s towel.ABC, ABD, ABE, ACD, ACE, and ADE are the possible outcomes.If Fiona did not choose towel A for herself, there would be more outcomes.
A dance instructor chose four of his 10 students to be on stage for a performance.If order does not matter, in how many different ways can the instructor choose the four students?

A membership committee of three is formed from four eligible members. Let the eligible members be represented by A, B, C, and D. The possible outcomes include S = {ABC, ABD, ACD, BCD}.Which statements about the situation are true? Select three options.There are four ways to choose the committee.There are three ways to form the committee if person D must be on it.If seven members are eligible next year, then there will be fewer combinations.If persons B and C must be on the committee, there are two ways to form the committee.If persons A and C must be on the committee, then there is only one way to form the committee.
Did you find these answers helpful?