If you have x mL of 12%, then you also have 80-x of 24%.
.12x + .24(80-x) = .16(80)
A 12% solution and a 24% solution are to be mixed to create 80 mL of a 16% solution. How much of each should be used?
2 answers
ok thanks. i can never start these problems so I can go from this.