Question

A milkman has a container of 10 L full of pure milk. He takes out one full jug of pure milk for himself and refills the container with water using the same jug. Now again, he takes out a jug of milk and water mixture and replaces it with water to finally make water milk ratio as 1, what was the volume of the jug (in L)?

• A. $10+5\sqrt{2}$
• B. $10-5\sqrt{2}$
• C. $10\sqrt{2}-10$
• D. $10\sqrt{2}+10$

Answer 1

The correct option is B $10-5\sqrt{2}$