The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water?
Choose the most appropriate option.
A) 8:3
B) 7:5
C) 4:3
D) 2:3
E) 3:1
Explanation:   Milk in 1-liter mixture of A = 4/7 liter.   Milk in 1-liter mixture of B = 2/5 liter.   Milk in 1-liter mixture of C = 1/2 liter.   By rule of allegation we have required ratio X: Y.   X : Y   4/7 2/5   So Required ratio = X: Y = 1/10: 1/14 = 7: 5.   ANSWER IS 7:5
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The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water?