When a shopkeeper sells an item for Rs 230, he loses 20 percent. If he sells the item for Rs. 339.5, what percentage of profit will he make?

A salesman expects a gain of 13% on his cost price. If in a month his sale was ₹ 7,91,000, what was his profit ? 

A sold a watch to B at a profit of 20%. B sold it to C at 30% profit. C sold it to D at 10% loss. If B's profit is ₹80 more than that of A, then D bought it for:

A dishonest dealer professes to sell his goods at cost price but uses a false weight and thus gains 15%. For a kilogram, he uses a weight of _________ (rounded off to one digit after decimal).

A man bought an old typewriter for ₹1200 and spent ₹200 on its repair. He sold it for ₹1680. His profit percent is :

A merchant marked the price of an article by incresing its pro- duction cost by 40% .Now he al- lows 20% discount and gets a profit of Rs. 48 after selling it. The production cost is 

A fan is listed at ₹ 150 and a discount of 20% is given. Then the selling price is

Remi earns a profit of 20% on selling an article at a certain price. If she sells the articles for ₹8 more, she will gain 30%. What is the original cost price of 16 such articles?