Mid term presentation

There are 9 groups in total, and groups 2, 6, 7, 8 presents on Monday and groups 1, 3, 4, 5, 9 on Tuesday. The groups on Monday will have up to 15 minutes each + 5 min questions, and the groups on Tuesday will have up to 12 minutes each + 5 min questions. Please take care that all group members take part in preparing and presenting. 

Hint: prepare some questions to the other groups was well :-) 

- Guri