model 9 selling an article & interchanging its values Section-Wise Topic Notes With Detailed Explanation And Example Questions

Question : 1

By selling an article for Rs.69, there is a loss of 8%, when the article is sold for Rs.78, the gain or loss per cent is :

a) neither loss nor gain

b) 4% loss

c) 40% gain

d) 4% gain

Question : 2

By selling an article for Rs.72, there is a loss of 10%. In order to gain 5%, its selling price should be :

a) Rs.87

b) Rs.80

c) Rs.84

d) Rs.85

Question : 3

If a man were to sell his wristwatch for Rs.720, he would lose 25%. What price must he sell at for to gain 25% ?

a) Rs.960

b) Rs.1000

c) Rs.1200

d) Rs.900

Question : 4

A man sells a car to his friend at 10% loss. If the friend sells it for Rs.54,000 and gains 20%, the original cost price of the car was

a) Rs.25,000

b) Rs.45,000

c) Rs.50,000

d) Rs.35,000

Question : 5

To gain 10% on selling sample milk at the cost price of pure milk, the quantity of water to be mixed with 50 kg. of pure milk is

a) 2.5 Kg.

b) 7.5 Kg.

c) 10 Kg.

d) 5 Kg.