March 29, 2017

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Posts by Susannah

Total # Posts: 3

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?
February 21, 2012

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.
November 8, 2011

Year 12 can't do year 7 simple math-help
It’s a tough algebra question Solution a*b=12 –(a+b) The mystery value is 2.
February 7, 2008

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