Question

Vimal mixes water and milk such that the solution of 40 litre of milk and water contain 10% water how much more water should be added in the solution so that there is 20% of water in the new solution​

Answer 1

Answer:

5

Step-by-step explanation:

10% water means 10% of 40=4 litres water and 36 litre milk in 40 l mixture.

suppose x l water is added

(x+4)/(40+x)=0.2

solve for x