First of all, I find it easiest to write n equation.
3 / 15 x 8 =
Now that we have an equation, we can figure out a solution.
3 / 15 = 5
5 x 8 = 40
So 8 DVD's would cost $40.00.
The difference of 8 and 6 is 2. One fourth of 2 is 2 divided by 4 is one half or 1/2
Answer: the answer to your question is 36.25
Answer:

Step-by-step explanation:
Please see the attached pictures for the full solution.