Number Systems 9th

• 13

• 19

• 5

• 37

To which category does the number 3 belong?

• All of These

• Integer Only

• Rational # Only

• Whole # Only

A repeating decimal or decimal that terminates is called a 

• Natural Number
• Irrational Number
• Rational Number
• Whole Number

Between two rational numbers     

•  there is exactly one rational number
• there is only one natural number
• there are infinitely many rational numbers
• there are only rational numbers and no irrational numbers

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

• -42

• 5/0

• 0

• 14.7

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 value of (3 - √3) (2 - √2) ?

• 6 - √6

• 6 -2√3 - 3√2 + √6

• 6 + √6

• 6 -2√3 - 3√2 - √6