The marked price of an article is ₹400. After allowing a discount of 20% on the marked price, a shopkeeper makes a profit of ₹48. His gain percentage is:
1
15\(\frac{11}{17}\)%
2
19\(\frac{11}{17}\)%
3
17\(\frac{11}{17}\)%
4
14\(\frac{11}{17}\)%