1. A top costs Mang Mario PHP280 and he decides to mark it up by 30% of the selling price. Find the selling price and mark-up for the said top. a. 300, 120 b. 400, 120 c. 250, 120 d. 350, 120 2. Peter decides to impose a mark-up of PHP5 on each pen he sells to his classmates and friends. This represents a 20% mark-up based on the selling price. Find the cost and the selling price of the pens Peter sells. a. 25, 20 b. 30, 25 c. 35, 20 d. 20, 20 3. A top costs Mang Mario PHP280 and he decides to mark it up by 30% of the selling price. Find the selling price and mark-up for the said top. a. 400, 120 b. 300, 110 c. 450, 115 d. 250, 130 4. A person wants to get 20% mar-up rate after selling his object at 20% discount. Find the required percentage increase in marked price. a. 155 b. 120 c. 170 d. 150