1.

A and B are solutions of acid and water. The ratios of water and acid in A and B are 4 : 5 and 1 : 2 respectively. If x liters of A is mixed with y liters of B, then the ratio of water and acid in the mixture becomes 8 : 13 What is x : y?

A. 5 : 6
B. 3 : 4
C. 2 : 3
D. 2 : 5
Answer» C. 2 : 3


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