Respuesta :

Find the amount of markup by subtracting the store cost from sale price:

25-5 = 20

Divide markup amount by cost:

20/5 = 4

Multiply by 100 to get percentage

4 x 100 = 400 %

The answer is B. 400%

Answer:

Explanation:

After-Before/Before = 25-5=20 / 5=4 = 400%B