In a sugar-water solution, the ratio of water to sugar is 8: If you add 2 kgs of sugar, the ratio becomes 2: What was the amount of sugar in the original solution?

A    4.5

B    5

C    8

D    6

Solution

Correct Answer: Option D

 

the ratio of water to sugar is 8:3.

Water is 8x kg

Sugar is 3x kg

According to the statement of If you add 2 kgs of sugar, the ratio becomes 2:1,

8x : (3x+2) = 2: 1

=> 8x/(3x+2) = 2/1

=> 8x = 6x + 4

=> 2x = 4

=> x = 2

So sugar in original solution = 3x = 6kg

 

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