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Gen - Math Quiz (Sets) Answer Key

In mathematics, a set is a well-defined collection of objects. Sets are named and represented using a capital letter. In the set theory, the elements that a set comprises can be any kind of thing: people, letters of the alphabet, numbers, shapes, variables, etc.

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319 views5 pages

Gen - Math Quiz (Sets) Answer Key

In mathematics, a set is a well-defined collection of objects. Sets are named and represented using a capital letter. In the set theory, the elements that a set comprises can be any kind of thing: people, letters of the alphabet, numbers, shapes, variables, etc.

Uploaded by

yaoi yuri
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Self- Learning Activity

Directions: Do as indicated.

1. Tell whether the following is true or false:

1. Empty set is also called a unit set.


2. { } is an empty set.

3. A set with two elements has 2 subsets.


4. Equivalent set is also an equal set.

5. Counting number is an example of a finite set.

2. List down all the subsets of a set


A = { a, b, c, d }.

3. If A = {1,2,3} and B={i,o,u}, find A x B.

4. Find x and y if (x – y, x + y) = (6, 10)

5. Let U = {{0,1,2,3,4,5,6,7,8,9}; A = {1, 3, 5, 7}, B = {2, 4, 6, 8} and C = {3, 6,


9, 0}. Find the following:

a) A B b) B C c) A’ B’ d) (A B)’
6. A group of students were asked whether they are like basketball, softball,
or both. If 456 like basketball, 384 like softball, and 252 like both games,
how many students were there?

7. A survey of 100 fourth year high school students revealed that 42 like
mathematics, 62 like Filipino, 44 like History, 22 like both Math and
History, 25 like both Math and Filipino, 17 like Filipino and History, and 10
like all the three subjects. How many like Math only? Filipino only? History
only? How many did not like any of the three subjects?

ANSWER:

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