The correct answer for this question is that the unit rate is 5:1. We
can work this out by simplifying down the 2 commercials to every 10
songs ration, so that 10:2 becomes 5:1. We can work this out by halving
the original ratio to simplify it.
Ive done the math and its 7.75
D ststjdkgdgk dhdgkdlydky
F(x)=x-5
f(4)=x-5
f(4)=4-5
f(4)=-1
A is the answer. Hope this helps!
