Aman sells an umbrella to Bhim at a profit of 18%. Bhim sells the same to Chitvan at a profit of 20%. Chitvan sells it to Dharav at Rs. 2301, thereby earning a profit of 30%. The cost price of Aman is

A merchant has announced 25% rebate on prices of ready-made garments at the time of sale. If a purchaser needs to have a rebate of Rs. 400, then how many shirts, each costing Rs. 320, should he purchase?

• [A] 10
• [B] 7
• [C] 6
• [D] 5

Mr. Y bought a piano and sold it at a loss of 20%. If he had bought it for 10% less and sold it at Rs. 999 more than the previous selling price, he would have made a profit of 30%. Find the original cost price of the piano.

• [A] Rs. 2850
• [B] Rs. 2700
• [C] Rs. 3000
• [D] Rs. 2900

A dishonest dealer marks up the price of his goods by 20% and gives a discount of 10% to the customer. Besides, he also cheats both his supplier and his buyer by 100 grams while buying or selling 1 kilogram. Find the percentage profit earned by the shopkeeper?

• [A] 20%
• [B] 25%
• [C] 32%
• [D] 46.66%
• [E] 50%

Alfred buys an old scooter for Rs. 4700 and spends Rs. 800 on its repairs. If he sells the scooter for Rs. 5800, his gain percent is:

• [A] 4 ⁴/₇%
• [B] 5 ⁵/₁₁%
• [C] 10%
• [D] 12%

A bookseller procures 40 books for Rs. 3200 and sells them at a profit equal to the selling price of 8 books. What is the selling price of one dozen books, if the price of each book is same?

• [A] Rs. 720
• [B] Rs. 960
• [C] Rs. 1200
• [D] Rs. 1440