A chemist has a solution that is 20% HIC and a solution that is 50% HCI. How much of each solution should be mixed to attain 300ml of a solution that is 30% HCI?
4. In order to be parallel, you can't have a triangle, because you couldn't make it parallel. Think of a square: two of those sides are parallel.
Year 12 can't do year 7 simple math-help
Its a tough algebra question Solution a*b=12 (a+b) The mystery value is 2.