In a mixture of milk and water, the proportion of milk by weight is 60%. If…
2020
In a mixture of milk and water, the proportion of milk by weight is 60%. If from the 80 gm mixture, 20 gm of mixture is taken out and 6 gm of pure water is added to the mixture then find the ratio of milk and water in the new mixture.
Answer: B. 6 : 5 — Initial milk and water are 48 g and 32 g. Removing 20 g mixture leaves 36 g milk and 24 g water. Adding 6 g water gives 36:30 = 6:5.
- A.
5 : 6
- B.
6 : 5
- C.
4 : 3
- D.
3 : 2
- E.
7 : 6
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Correct answer: B
Initial milk and water are 48 g and 32 g. Removing 20 g mixture leaves 36 g milk and 24 g water. Adding 6 g water gives 36:30 = 6:5.
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