This topic is incredibly confusing and assistance is very much needed & appreciated! : )

I got 8/10 or 80% because if you add up all sandwichs together, you get 50, then you add up ham and tuna sandwichs and get 40 so 40/50 would be 80/100 to make it a percent or fraction.. hopefully this makes sense and i helped:) i wish i could just send the work to you so it could make more sense lol

3 mp3 downloads would cost $20.25
So the 12 downloads is better