Help pls and don’t answer with a link that makes me get a virus please I’m not going through that again

Answer:
1) 60% 2) 125% 3) 48 4) 4.05 5) 4,000 6) 2
Explanation:
I'm not really sure how to explain this to you, but I want you to know that I used a calculator to check my answers.
I hope you get great grades :)