1.

The ratio of spirit and water in the two vessels is 5 : 1 and 3 : 7 respectively. In what ratio the liquid of both the vessels should be mixed such that a new mixture containing half spirit and half water is obtained?

A. 3 : 5
B. 5 : 7
C. 1 : 1
D. 4 : 7
Answer» B. 5 : 7


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