The ratio of cost price to the marked price of a product is 3 : 10. If the shopkeeper gives discount of 50% then what will be his profit percentage?
1
66.66%
2
40%
3
33.33%
4
20%
The ratio of cost price to the marked price of a product is 3 : 10. If the shopkeeper gives discount of 50% then what will be his profit percentage?