Question

If a solution is 5% salt, then it is 95% water. What percentage of water does a 10% salt solution have?
Question 9 options:

80%

70%

90%

100%

Answer 1

If a solution is 10% salt, then the percentage of water in the solution can be calculated by subtracting the percentage of salt from 100%.

So, the percentage of water in a 10% salt solution is:

100% - 10% = 90%

Therefore, the answer is:

90%