I forgot how to do this lel

Answer:
1. 200
2. 78
3. 50%
4. 20%
5. 300
6. 72
7. 30
8. 27
Step-by-step explanation:
1. 200
2. 78
3. 50%
4. 20%
5. 300
6. 72
7. 30
8. 27