[vimeography id="295"]
In this lesson, we did revision on method of difference and went through questions from the 2010 ACJC promos exam paper.
[google-drive-embed url="https://docs.google.com/a/numberskill.com/uc?id=0BxwITqEcd3TEai00VFpKWmxNWG8&export=download" title="2010 ACJC Promos - ans.pdf" icon="https://ssl.gstatic.com/docs/doclist/images/icon_12_pdf_list.png" style="download"]