PLEASE HELP !!! Will give brainest !!!!!

Answer:
9.6
2.4.
Step-by-step explanation:
It is easy. If you do with calculator it's easy.
Answer:
1. 1
2. 4
3. 7
4. 1
5. 10
6. 6
7. 2
8. 5
9. 6
10. 3
11. 5
12. 7
Step-by-step explanation:
on the picture
if it's helpful ❤❤❤❤
THANK YOU