The water in leroy's and jerod's fish tank had evaporated so it was 5/8 inch below the level it should be. they added water and the water level went up about 3/4 inch. did the water level end up above or below where it should be?

I have to pay 20% of the regular price.

Step-by-step explanation:

Let the regular price of the item is $x.

Now, I have to pay 25%, if the regular price of the item was 20% taken off the regular price.

So, the price of the item after the 20% price is taken off the regular price is .

So, I have to pay 25% of that price, i.e.

Now, if I have to pay y% of the regular price, then

(Given)

⇒ y = 20%

Therefore, I have to pay 20% of the regular price. (Answer)