SOLUTION: 1. (3 points ) Answer “Yes” or “No” for each question
- If A  B and B  C, can you conclude that A  C? Can you conclude that A  C?
- If A 
Algebra.Com
Question 197769: 1. (3 points ) Answer “Yes” or “No” for each question
- If A B and B C, can you conclude that A C? Can you conclude that A C?
- If A B and B C, can you conclude that A C? Can you conclude that A C?
- If A B and B C, can you conclude that A C? Can you conclude that A C?
2. (4 points) Write down all possible subsets of {x, y, z}
3. (2 points) Without writing them down, what are the number of subsets of the set A = {a, b, c, d, e}? Of set B = {a, b, c, d, e, f, g, h, i}?
4. (7 pts) Given U = {All letters of the alphabet}, A = {c, d, e, f}, and B = {e, f, g, h, k}. List the elements of set
(a) A U B
(b) A ∩ B
(c) A′ ∩ B′
(d) A′ U B′
(e) A U B′
(f) (A U B′) ∩ B
(g) (A U B) ∩ (A U B′)
5. (2 points) Write the following in roster form: Set N is the set of natural numbers between two and nine.
N={2,3,4,5,6,7,8,9}}
6. (2 points) State whether set A and B are equal, equivalent, both, or neither.
A = {9, 8, 7} B = {8, 9, 10}
7. (2 points) Express the following in set-builder notation: M = {3, 4, 5, 6, 7}
8. (8 pts) A drug company is considering manufacturing a new product that has two different flavors, orange and cherry. They surveyed 150 people. The results are as follows:
75 liked cherry flavor
94 liked orange flavor
22 liked both flavors.
Construct a Venn diagram and answer the following:
a) How many liked only orange flavor?
b) How many liked only cherry flavor?
c) How many liked either one or the other or both?
d) How many liked neither?
9. (10 pts) In a survey of 75 resorts, it was reported that:
45 provided refrigerators in the guest rooms
37 provided laundry services
44 provided business centers
23 provided refrigerators in the guest rooms and laundry services
29 provided refrigerators in the guest rooms and business centers
21 provided laundry services and business centers
12 provided all three features
Construct a Venn diagram and use it to answer the following questions:
(a) How many of the resorts provided only refrigerators in the guest rooms?
(b) How many of the resorts provided exactly one of the features?
(c) How many of the resorts provided at least one of the features?
(d) How many of the resorts provided exactly two of the features?
(e) How many of the resorts provided none of the features?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Nope, not doing your whole assignment for you. Ask a specific question and someone will help you.
John
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