If a company gives a discount of 20% on the marked price of an article and gains 20% on that particular article, then at what percentage above the cost price did the company mark its goods?

50% 20% 40% 25%

50%

CP                    MP       100 - D%           100 + P%      100 - 20%           100 + 20%          80                      120 Difference = 40 Markup = 40 × \(\frac{100}{100}\) = 50%