On selling 17 balls at ₹ 720, there is a loss equal to the cost price of 5 balls. The cost price (in ₹) of a ball is

• 45

• 50

• 55

• 55

Two items A and B are sold at a profit of 10% and 15% respectively. If the amount of profit received is the same, then the cost price of A and B may be

• ₹ 1,000,  ₹ 1,500

• ₹ 5,000,  ₹ 2,000

• ₹ 3,000,  ₹ 2,000

• ₹ 3,000,  ₹ 2,000

Sourav purchased 30 kg of rice at the rate of ₹ 10 per kg and 35 kg at the rate of ₹ 11 per kg. He mixed the two. At what price per kg (in ₹) should he sell the mixture to make a 30% profit in the transaction?

• 12.5

• 13

• 13.7

• 13.7

84.

Gita buys a plot of land for ₹ 96,000. She sells  of it at a loss of 6%. She wants to make a profit of 10% on the whole transaction by selling the remaining land. The gain % on the remaining land is 

• 20

• 

• 14

• 14

While selling, a businessman allows 40% discount on the marked price and there is a loss of 30%. If it is sold at the marked price, profit percent will be

• 10%

• 20%

• 
• 

By selling an article at  of the marked price, there is a gain of 25%. The ratio of the marked price and the cost price is

• 5 : 3

• 3 : 5

• 3 : 4

• 3 : 4

Successive discounts of 10%, 20% and 50% will be equivalent to a single discount of

• 36%

• 64%

• 80%

• 80%

A retailer offers the following discount schemes for buyers on an article.
I.   Two successive discounts of 10%
II.  A discount of 12% followed by a discount of 8%.
III. Successive discounts of 15% and 5%
IV. A discount of 20%.
The selling price will be minimum under the scheme.

• I

• II

• III

• III

By selling 100 oranges, a vendor gains the selling price of 20 oranges. His gain percent is

• 20

• 25

• 30

• 30

A man buys two chairs for a total cost of ₹ 900. By selling one for  of its cost and the other for  of its cost, he makes a profit of ₹ 90 on the whole transaction. The cost of the lower priced chair is

• ₹ 360

• ₹ 400

• ₹ 420

• ₹ 420