A dealer allows his customer a discount of 25% and still gains 25%. If the cost price of a radio is Rs. 1,440, its marked price is

• Rs. 2500

• Rs. 2440

• Rs. 2400

• Rs. 2400

The selling price of an article after giving two successive discounts of 10% and 5% on the marked price is Rs. 171. What is its marked price?

• Rs. 200

• Rs. 220

• Rs. 240

• Rs. 240

A dealer buys an article marked at Rs. 25,000 with successive discounts of 20% and 5%. If he spends Rs. 1,000 on its repairs and sells it for Rs. 25,000, then his gain percent is

• 20

• 25

• 30

• 30

How much per cent above the cost price must a dealer mark his goods so that he gains 10% after allowing a discount of 10% on the marked price?

• 20

• 21

• 
• 

If an article is sold at a gain of 5% instead of being sold at a loss of 5%, one gets Rs. 5 more. What is the cost price of the article?

• Rs. 100

• Rs. 105

• Rs. 50

• Rs. 50

A man buys a chair and a table for Rs. 6000. He sells the chair at a loss of 10% and the table at a gain of 10%. He still gains Rs. 100 on the whole. The cost price of the chair is

• Rs. 2500

• Rs. 2850

• Rs. 3050

• Rs. 3050

Two successive discounts of 10% and 20% are equivalent to a single discount of

• 30%

• 28%

• 26%

• 26%

A salesman sells an article at 20% loss. If he charges Rs. 100 more, his profit will be 5%. The cost price (in rupees) of the article is

• 500

• 400

• 380

• 380

A man purchased some fruits for Rs. 1000. He sold fruits worth Rs.400 at 10% profit. At what profit per cent, must he sell the rest in order to gain 20% on the whole?

• 

• 25

• 30

• 30

10.

Two adjacent sides of a rectangle are in the ratio  4 : 3 If its area is 192 m², then its perimeter (in metre) is

• 28

• 36

• 56

• 56