Question:If `0.4` of a number is equal to `0.06` of another number, then the retio of the numbers is : 

A `2 : 3` 
B `3 : 4` 
C `3 : 20` 
D `20 : 3` 

+ Answer
C 

+ Explanation
`0.4A = 0.06B`

`iff A/B = (0.06)/(0.4)`

` = 6/(40)`

` = 3/(20)`.

+ Report

Md. Habib Ullah

Editor, VCampus

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