# Real Number Classification Question Preview (ID: 26288)

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Real Number System.

**Which of these is irrational?**

a) .7825

b) .0070007000070000070000007...

c) 1/4

d) 15

**Which of the following is an integer?**

a) -16

b) 1/5

c) .065

d) 6.1

**Which of the following is a whole number?**

a) -90

b) 14

c) 9/4

d) 2.1

**Which of these is a natural number?**

a) 0

b) -90

c) .5

d) 6

**The number 2.007000700007000007000007... is?**

a) Real

b) real, irrational

c) real, rational, integers

d) real, rational

**The number 0 is?**

a) Whole, integer, rational, real

b) natural, whole, integer, rational, real

c) integer, rational, real

d) rational

**The number 1/3 is?**

a) integer, rational, real

b) rational, real

c) irrational

d)

**The number sqrt 2 (square root of 2) is?**

a) irrational, real

b) irrational

c) rational, real

d)

**The number (sqrt 16)/ 2 is?**

a) natural, whole, integer, rational, real

b) whole, integer

c) irrational

d) real

**An integer is also a rational number.**

a) True

b) False

c)

d)

**A Whole number is always also a Natural Number.**

a) True

b) False

c)

d)

**An irrational number is also a whole number.**

a) True

b) False

c)

d)

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