Question

How much salt must be added to 60 litres of a 20% solution of salt to increase it to a 40% solution of sal​

Answer 1

Answer:

120 liters = 40% solution of salt .

Step-by-step explanation:

if 20% of solution of salt is 60 liters

then add 60 + 60 = 120 .

So , 120% liters increase to a 40% solution of salt .