Quantitative Aptitude Ques 10

Question: The ratio of milk and water in a 55 kg mixture is 7: 4. What is the quantity of water that must be added to make the ratio 7: 6?

Options:

A) 15 kg

B) 10 kg

C) 5 kg

D) 12 kg

Show Answer

Answer:

Correct Answer: B

Solution:

  • By the rule of alligation,