Question:The value of `4.bar12` 

A ` 4 (11)/(90)` 
B ` 4 (11)/(99)` 
C ` 371/900` 
D None 

+ Answer
A 

+ Explanation
`4.bar12`

`= 4 + 0.bar12`

`= 4(12-1)/90`

`= 4(11)/90`

+ Report

Irin Moni

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