Question: A company has a large vat of brine containing 5.0% salt (95% water) and wishes to prepare 45 kg batches of brine having salt content varying from 6.0% to 3.0(101 )%. Prepare a graph showing the required amount of original brine and dry pure salt that must be mixed to obtain a brine with a specified salt content in the range. Consider the desired salt content of the 45 kg batch as the independent variable.