Question: 21.A = {small, medium, large}, B = {blue, green}, and C = {triangle, square}. List the elements of B C 22.Let A={H,T},B={1,2,3,4,5,6},andC={red,green,blue}. Find the numbers.

21.A = {small, medium, large}, B = {blue, green}, and C = {triangle, square}.

List the elements of B C

22.Let A={H,T},B={1,2,3,4,5,6},andC={red,green,blue}. Find the numbers.

n(BB)

23.Let S = {Barnsley, Manchester United,Southend, Sheffield United, Liverpool,MarokaSwallows, Witbank Aces, Royal Tigers, Dundee United, Lyon} be a universal set, A = {Southend, Liverpool,MarokaSwallows, Royal Tigers}, and B = {Barnsley, Manchester United,Southend}. Find the numbers.

n(A B)

W9

24. A test requires that you answer either Part A or Part B. Part A consists of eight true-false questions, and Part B consists of five multiple-choice questions with one correct answer out of five. How many different completed answer sheets are possible?

25.Evaluate each number.

P(8, 3).

26.A bag contains 3 red marbles, 2 green ones, 1 lavender one, 2 yellows, and 2 orange marbles.

How many sets of five marbles include at least twored

ones?

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