If 3 mangoes are sold for the cost price of 4, the profit percentage is -

A man sells 320 mangoes at the cost price of 400 mangoes. His gain percentage is :

A person sells a car for ₹20,000, making a profit of 25% on the cost price. What is the cost price of the car?

A shopkeeper marks the price of an article 20% above the cost price. If he gives a discount of 10%, what is his profit percentage?

A man gains 20% by selling an article for a certain price. If he sells it at double the price, the percentage of profit will be

A person sold a watch at a profit of 6 1/2%. If he had sold it for ₹ 2,500 more, he would have gained 19%. Find the cost price of the watch.