Ratio and Proportion Practice Test 4

Question : 14 of 40

Marks: +1, -0

The contents of two vessels containing water and milk are in the ratio 1 : 2 and 2 : 5 are mixedin the ratio 1 : 4. The resulting mixture will have water and milk in the ratio:

21 : 54
31 : 74
27 : 74
None of these

Validate

Solution:

\table, \water,\Milk; \Vessel \I,1/3,2/3;\Vessel\II,2/7,5/7

From vessel I,

1/5

is taken and from vessel II,

4/5

is taken. Therefore, the ratio of water to milk in the new vessel

=(1/3×1/5+2/7×4/5):(2/3×1/5+5/7×4/5)

=31/105:74/105=31:74

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