On selling an article for certain price, a man loses 30%. What is his loss/profit percent, if he sells the article for double the price?
সমাধান
সঠিক উত্তর: Option C
Selling price =100% - 30% = 70% of cost price.
New selling price = 2*70% of cost price = 140% of the cost price
Profit = 140% – 100% = 40% of cost price.