question_answer

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 should be mixed to obtain a new mixture in vessel C containing half milk and half water?

A) 1 : 1

B) 1 : 3

C) 1 : 2

D) 7 : 5

Correct Answer: D

Solution :

[d] Milk in \[A=\frac{4}{7}\] of whole, Milk in \[B=\frac{2}{5}\] of whole Milk in mixture of A and \[B=\frac{1}{2}\] of whole Let the CP of unit quantity be Rs. 1. Required ratio \[=\frac{1}{10}:\frac{1}{14}=14:10=7:5.\]