Question 1

Which of the following statements is true?

Accepted Answer

multiplem://{b, o, k} ∈ {b, o, o, k}:{b} ∈ {b, o, o, k}:{o, k }∈ {b, o, o, k}

Answer

{b, a, g }∈ {b, o, o, k}

Answer

{ b, o, x } ∈ {b, o, o, k

Answer

{o, o, k }∈ {b, o, o, k}

Question 2

What is a well-defined collection of distinct objects or things?

Accepted Answer

freetextm://Set: set: SET

Answer

Union

Answer

Answer

Objects

Question 3

Which of the following symbols denotes “is an element of”?

Accepted Answer

∈

Answer

⊈

Answer

∉

Answer

⊆

Question 4

Which is included in set operations?

Accepted Answer

sorting://set operations|Intersection, Union, Difference: not a set operation|Cardinality

Answer

Difference

Answer

Intersection

Answer

Question 5

How can you describe the set {0, 1, 2, 3, 4, ...}

Accepted Answer

Set of whole numbers.

Answer

Set of numbers with dots.

Answer

Set of numbers with dots.

Answer

Set of counting numbers.

Question 6

Which set is described by "x is a prime number less than 15."

(Use { }, arrange in ascending order separated by comma)

Accepted Answer

freetextm://X={2, 3, 5, 7, 11, 13}|100:X={ 3, 5, 7, 11, 13}|80:X={ 5, 7, 11, 13}|60:X={ 7, 11, 13}|40

Answer

Answer

Answer

X={3, 5, 7 ,9, 11, 13}

Question 7

Match the correct answer with the given problem.

In a survey on favorite snacks of Filipinos, 30 voted for turon, 20 voted banana cue, 23 voted champorado, 15 voted turon and banana cue, 17 voted Turon and champorado, 13 voted champorado and banana cue, and 10 voted all snacks.

Use Venn Diagram to solve the problem.

Find the number of Filipinos who:

Accepted Answer

linking:// voted turon only|8:voted banana cue only| 2: voted champorado only|3:voted turon and champorado but not banana cue|7

Answer

8

Answer

18

Answer

5

Question 8

videoq:TeV5UP7dWdc: 2: 23 //What do you mean by the set notation $F\cup T\cup B$ ?

Accepted Answer

The set of all elements in sets F, T, and B.

Answer

The set of all the elements in sets F and B.

Answer

The set of all the elements in set F that are also present in sets T and B.

Answer

The set of all the elements in sets F and T.

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