1.

The acid and water in the two containers are mixed in the ratio of 3 : 1 and 5 : 3 respectively. In order to obtain a new mixture, in which the ratio of acid and water is 2 : 1, in what ratio should the two types be mixed?A. 1 : 2B. 2 : 1C. 2 : 3D. 3 : 2

A. D
B. B
C. C
D. A
Answer» E.


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