Click here to download: https://math114barnard.wordpress.ncsu.edu/files/2016/04/Review.pdf
Here’s the solution to the Tree Diagram problem we ended with:
Correction: solution is 3/6 + (3/6)*(3/5)*(2/4)+ (3/6)*(3/5)*(2/4)*(2/3)*(1/2)+(3/6)*(2/5)*(3/4)*(2/3)*(1/2)
Click here to download: https://math114barnard.wordpress.ncsu.edu/files/2016/04/Tree-Diagram-Example.pdf