Quiz about Real Number System

Question 1

How can -7.5 best be classified?

Accepted Answer

rational, real

Answer

irrational, real

Answer

rational

Answer

irrational

Question 2

Zero can be classified as all of the following except which?

Accepted Answer

Natural

Answer

Whole

Answer

Rational

Answer

Integer

Question 3

Classify the following:
-78

Accepted Answer

integer, rational, real

Answer

integer

Answer

integer, real

Answer

integer, whole, rational

Question 4

All whole numbers are rational numbers

Accepted Answer

True

Answer

False

Question 5

What is the definition of an integer

Accepted Answer

All positive and negative whole numbers

Answer

Decimals or fractions that terminate for repeat

Answer

All positive whole numbers

Answer

0

Question 6

A repeating decimal is what type of number?

Accepted Answer

Rational

Answer

Integer

Answer

Natural

Question 7

An example of an integer is...

Accepted Answer

-9

Answer

9.1

Answer

8/9

Answer

-2.3

Question 8

An example of a whole number is:

Accepted Answer

17

Answer

4/9

Answer

-9

Answer

5.2

Question 9

Natural numbers are:

Accepted Answer

1, 2, 3, 4, . . .

Answer

1.5, 2, 2.5, 3, . . .

Answer

0,1,2,3,4,5...

Answer

. . . , -2, -1, 0, 1, 2, . . .

Question 10

Which number is an irrational number?

Accepted Answer

5.72314.....

Answer

2.33333 . . .

Answer

5.72

Answer

52

Question 11

A repeating decimal or decimal that terminates is called a

Accepted Answer

Rational Number

Answer

Natural Number

Answer

Irrational Number

Answer

Whole Number

Question 12

What are your counting numbers (1,2,3..)?

Accepted Answer

Natural Numbers

Answer

Rational Numbers

Answer

Whole Numbers

Answer

Irrational Numbers

Question 13

What is an example of an irrational number?

Accepted Answer

.75575557654..

Answer

-2/3

Answer

23

Answer

0

Question 14

What is true about irrational numbers?

Accepted Answer

They are non-repeating decimals.

Answer

They are terminating decimals.

Answer

They are fractions.

Answer

They are natural numbers.

Question 15

How would 5/9 be classified?

Accepted Answer

rational and real

Answer

whole and integer

Answer

only real

Answer

only irrational

Real Number System

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