Number System -Grade 9

what is decimal expansion of an irrational number?

• Terminating

• non terminating and repeating

• Non terminating and Non repeating

• none of these

• Repeating

There are _____________rational numbers between two numbers

• 2

• 0

• infinite

• none of these

There are _____________ irrational numbers between two given numbers

• 2

• infinite

• 1

• none of these

• 36

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

• -42

• 5/0

• 0

• 14.7

Classify the number: 0

• natural, whole, integer, rational, real

• integer, irrational, real

• irrational, real

• whole, integer, rational, real

Change 5/8 into a decimal. 

• 1.6

• 5.8

• .58

• .625

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.