Correct Answer: 56
Explanation:
Step 1: Understand the original composition
Step 2: Add 4 liters of water
Step 3: Calculate percentage of milk
% of milk = (Milk / Total mixture) × 100 = (14 / 25) × 100 = 56%
Answer: 56%
After adding 4 liters of water, the percentage of milk in the new mixture is 56%.
This question is a classic example of how basic ratio concepts and percentage calculations apply in mixture and solution problems. It's especially helpful for students preparing for competitive exams or interviews where quantitative aptitude is tested.
Discussion & Comments