Question

A 50 milliliter solution contains 4 milliliters of salt.

how many milliliters of salt will a 75 milliliter solution of the same strength contain

Answer 1

29 ml of salt

Explanation:

50 ml = 4 ml of salt

75 ml =?

If 50 ml is 4 ml of salt, and 75 ml is 25 ml more than 50 ml, just add 25 ml to the 4 ml of salt to get 29ml.