Number system

What is a repeating decimal or decimal that terminates called ?

• Natural Number

• Irrational Number

• Rational Number

• Whole Number

Which of the following is not a part of the set of rational numbers ?

• -42

• 5/0

• 0

• 14.7

Which of the following is an example of an irrational number?

• -2/3

• .75575557654..

• 23

• 0

Which of the following is true about irrational numbers?

• They are terminating decimals.

• They are non terminating and non-recurring decimals.

• They are fractions.

• They are natural numbers.

Which of the following number is an irrational number?

• √9

• √49

• √100

• √120

Which statement is NOT true?

• 0.121212… is a rational number.
• 0.34353637 is an irrational number.
• 8.14 is a rational number.
• 5.12345… is an irrational number.

What is the   $\frac{p}{q}$  form of  0.252525...  ?

Out of the given numbers , which number is a natural, whole, integer, rational, and real number ?

• -4

• 5.1

• 0.7

• 3

What is the value of     $3^{-3}$   ?

• 27

•  $\frac{1}{27}$  

• -27

•  $\frac{-1}{27}$  

What is the value of (3 - √3) (2 - √2) ?

• 6 - √6

• 6 -2√3 - 3√2 + √6

• 6 + √6

• 6 -2√3 - 3√2 - √6