Question:If `2A = 3B = 4C`, then `A : B : C` is : 

A `2 : 3 : 4` 
B `4 : 3 : 2` 
C `6 : 4 : 3` 
D `3 : 4 : 6` 

+ Answer
C 

+ Explanation
Let `2A = 3B = 4C = k`.

Then, `A = k/2`,

   `B = k/3` and

   `C = k/4`.

`:. A : B : C = k/2 : k/3 : k/4`

  `= 6 : 4 : 3.`

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Md. Habib Ullah

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