Nitin bought some oranges at ₹ 40 a dozen and an equal number at ₹ 30 a dozen. He sold them at ₹ 45 a dozen and made a profit of ₹ 480. The number of organes, he bought, was

• 48

• 60

• 72

• 72

60% of the cost price of an article is equal to 50% of its selling price. Then the percentage of profit or loss on the cost price is

• 20% loss

• 

• 20% profit

• 20% profit

Maninder bought two horses at ₹ 40,000 each. He sold one horse at 15% gain, but had to sell the second horse at a loss. If he had suffered a loss of ₹ 3,600 on the whole transaction, then the selling price of the second horse is

• ₹ 30,000

• ₹ 30,200

• ₹ 30,300

• ₹ 30,300

A fruit-seller buys x guavas for ₹ y and sells y guavas for ₹ x. If x > y, then he made

A discount series of 10%, 20% and 40% is equal to a single discount of

• 56.80%

• 50%

• 70%

• 70%

A manufacturer sells an article to a wholesale dealer at a profit of 10%. The wholesale dealer sells it to a shopkeeper at 20% profit. The shopkeeper sells it to a customer for ₹ 56,100 at a loss of 15%. Then the cost price of the article to the manufacturer is

• ₹ 25,000

• ₹ 10,000

• ₹ 50,000

• ₹ 50,000

A loss of 19% gets converted into a profit of 17% when the selling price is increased by ₹ 162. The cost price of the article is

• ₹ 450

• ₹ 600

• ₹ 360

• ₹ 360

A man purchased 150 pens at the rate of ₹ 12 per pen. He sold 50 pens at a gain of 10%. The percentage gain at which he must sell the remaining pens so as to gain 15% on the whole outlay is

• 

• 20%

• 17%

• 17%

A dealer sold two types of goods for ₹ 10,000 each. On one of them, he lost 20% and on the other he gained 20%. His gain or loss per cent in the entire transaction was

• 2% loss

• 2% gain

• 4% gain

• 4% gain

The cost price of 40 articles is the same as the selling price of 25 articles. Find the gain per cent.

• 65%

• 60%

• 15%

• 15%