Question

How many litres of water will have to be added to 900 litres of the 30% solution of acid so that the resulting mixture will contain more than 15% but less than 20% acid content?

Answer 1

Answer:

It is evident that the amount of acid contained in the resulting mixture is 45% of 1125 litres.

This resulting mixture will contain more than 25% but less than 30% acid content.

Thus, the required number of litres of water that is to be added will have to be more than 562.5 but less than 900.

Answer 2

Step-by-step explanation:

Answer:

It is evident that the amount of acid contained in the resulting mixture is 45% of 1125 litres.

This resulting mixture will contain more than 25% but less than 30% acid content.

Thus, the required number of litres of water that is to be added will have to be more than 562.5 but less than 900.

$answer}$