Question

What is the decimal representation of 9/11 ?

A.0.81¯¯¯¯
B.0.818¯¯¯¯¯
C.1.2
D.1.2¯

Answer 1

Hello there!

What is the decimal representation of 9/11 ?

Correct answer: A.0.81¯¯¯¯

Answer 2

Option A.

Explanation:

The given number is

`(9)/(11)`

`(9)/(11)=0.8181818..`

A repeating or recurring decimal exists when decimal numbers or pair of decimal number repeat forever. It is represented by overline above the reprinting numbers.

For example:
`2.3333..=2.\overline {3}` and
`4.381381..=4.\overline {381}`

Using recurring notation the given expression can be written as

`(9)/(11)=0.\oveline{81}`

Therefore, the correct option is A.