pa help please
paki sagot po Ng maayos please

I.
1. Di ko knows isasagot dito
2. 3/5, 0.6, 3:5
3. 50%, 0.5, 1:2
4. 15%, 3/20, 3:20
5. 75%, 3/4, 0.75
II.
1. 25%
2. 80
3. 80
4. 11.11
5. 7.2