Question

There is a mixture of milk and water in the ratio 7:3 out of which 10L is removed and replaced with water to bring down the concentration of milk by 10%. The amount of water that needs to be added to the resulting mixture in order to reduce the concentration of milk to 50% is?

Answer 1

Answer:

I will not help you in your test.

Answer 2

Answer:

so sorry i do not know

i am very sorry: pls forgive me..