interpreting data venn diagrams and using algebra and math. five questions in pictures below. thank you
Let the Universal Set, S, have 85 elements. A and B are subsets of S. Set A contains 20 elements and Set B contains 59 elements. If the total number of elements in either A or B is 60, how many elements
are in A but not in B?
Answer =
elements
Let the Universal Set, S, have 120 elements. A and B are subsets of S. Set A contains 42 elements and Set B contains 93 elements. If Sets A and B have 38 elements in common, how many elements are in
neither A nor B?
Answer =
elements
Let the Universal Set be S. Let A and B are subsets of S. Set A contains 69 elements and Set B contains 81 elements. Sets A and B have 24 elements in common. If there are 26 elements that are in S but not
in A nor B, how many elements are in S?
Answer =
elements
Suppose Set B contains 82 elements and the total number elements in either Set A or Set B is 86. If the Sets A and B have 38 elements in common, how many elements are contained in set A?
Answer =
loans
A survey asks 116 people “What beverage do you drink in the morning?”, and offers choices:
• Coffee only
• Tea only
• Both tea and coffee
• Neither tea nor coffee
Suppose 32 report tea only, 28 report coffee only, and 20 report both.
How many people drink tea in the morning?
How many people drink coffee in the morning?
How many people drink neither tea nor coffee?
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