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June 29, 2020, 9:43 p.m.
Bottle 1 contains a mixture of milk and water in 7: 2 ratio and Bottle 2 contains a mixture of milk and water in 9: 4 ratio.In what ratio of volumes should the liquids in Bottle 1 and Bottle 2 be combined to obtain a mixture of milk and water in 3:1 ratio

Bottle 1 contains a mixture of milk and water in 7: 2 ratio and Bottle 2 contains a mixture of milk and water in 9: 4 ratio. In what ratio of volumes should the liquids in Bottle 1 and Bottle 2 be combined to obtain a mixture of milk and water in 3:1 ratio?

  1. 27:14
  2. 27:13
  3. 27:16
  4. 27:18
quant
mixture
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June 30, 2020, 7:41 p.m.

Volume of Bottle 1 = A
Volume of bottle 2 = B
Ratio in which mixtures of Bottle 1 and Bottle 2 will be mixed
(7A/9 + 9B/13)/ (2A/9+4B/13) = 3/1
On solving we get, A/B = 27/13
Option (B)

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