Quiz 1a - 1b - 1c 

Quiz 2a - 2b - 2c 

Worksheet 2.2 - Solutions

Quiz 3a - 3b - 3c 

Quiz 4a - 4b 

Quiz 5a - 5b - 5c

Worksheet 2.4 - Solutions

Worksheet 2.5 with Solutions 

Quiz 6a - 6b - 6c 

Worksheet 2.6 - Solutions  

Quiz 7a - 7b - 7c 

Worksheet 2.7 - Solution 

Worksheet 2.8 - Solution