HARD
CAT
IMPORTANT
Earn 100

A dishonest dealer marks up the price of his goods by and gives a discount of to the customer. Besides, he also cheats both his supplier and his buyer by grams while buying or selling kilogram. If it is known that the shopkeeper takes a discount of from his supplier and he disregards this discount while marking up (i.e. he marks up at the undiscounted price), find the percentage profit for the shopkeeper.
(a)
(b)
(c)
(d)

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Important Questions on Profit & Loss
EASY
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IMPORTANT
Cheap and Best, a kirana shop bought some apples at per rupee and an equal number at per rupee. He then sold the entire quantity at for rupees. What is his percentage profit or loss?

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A watch dealer sells watches at per watch. However, he is forced to give two successive discounts of and respectively. However, he recovers the sales tax on the net sale price from the customer at of the net price. What price does a customer have to pay him to buy the watch?

EASY
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Deb bought kg of rice for and sold it at a loss of as much money as he received for kg rice. At what price did he sell the rice?

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A carpenter wants to sell chairs. If he sells them at per chair, he would be able to sell all the chairs. But for every increase in price, he will be left with one additional unsold chair. At what selling price would he be able to maximise his profits (assuming unsold chairs remain with him)?

EASY
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IMPORTANT
A shopkeeper makes a profit of by selling an object for . Had the cost price and selling price been interchanged, it would have led to a loss of . With the latter cost price, what should be the new selling price to get a profit of ?

EASY
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Find the change in the percentage profit for a fruit vendor who, after finding of the fruits rotten, increased his selling price by over and above that he was already charging?

EASY
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Find the selling price of goods if two salesmen claim to make profit each, one calculating it on cost price while another on the selling price, the difference in the profits earned being and selling price being the same in both the cases.

EASY
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A shopkeeper calculates percentage profit on the buying price and another on the selling price. What will be their difference in profits if both claim a profit of on goods sold for ?
