Question

How many litres of water must be added to 16 litres milk containing 10% water to dilute it with 20% water?

Answer 1

Answer:1.6 L more water is needed

Explanation:

Conc. Of h2o in milk=10/100*16=1.6L

New conc = 20%

Required amount=20*16/100=3.2

3.2-1.6. =1.6

Answer 2

Answer:

:1.6 L more water is needed

Explanation:

Conc. Of h2o in milk=10/100*16=1.6L

New conc = 20%

Required amount=20*16/100=3.2

3.2-1.6. =1.6