A beaker contains acid and water in the ratio 1 : x. When 300 ml of the mixture

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A beaker contains acid and water in the ratio 1 : x. When 300 ml of the mixture and 50 ml of water are mixed, the ratio of acid and water becomes 2 : 5. What is the value of x?

Options:

A . 4

B . 3

C . 1

D . 2

Answer: Option D

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