Ok Math 10 students here's a great link from another math teacher that posted his lessons on YouTube.
http://www.youtube.com/mathjohnson
There are videos on every topic we covered in class so pick the one that you are having difficulty with and hopefully it helps you as you study for your provincial!
Also the playlist for my solutions for Practice Problem B are here
http://www.youtube.com/playlist?list=PLC11B3DFEEC5C1323
