Passage

Directions : Study the given information and answer the following question. There are five shop owners A, B, C, D and E. They sell four different items P, Q, R, S given in the table. In the table, discount (as a percentage) is given on marked price of these four products by different sellers. P Q R S Brand A 16% 38% 32% Brand B 20% 30% 35% Brand C 10% 15% 20% Brand D 32% 18% 22% Brand E 1. Some values are missing. You have to calculate these values as per data given in the question. 2. Marked price of a particular item is the same for all of the shop owners (if not mentioned).

Let the cost price for item Q by brand C be Rs. 500. Then, by what percentage must the mark-up be done so as to get at least 8% profit?