Comparing Quantities (IMO Mathematics Olympiad Class 8): Questions 65  70 of 74
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Question number: 65
» Comparing Quantities
Question
Raghu borrowed Rs. 20, 000 at 10 % p. a. compounded half yearly. What amount of money will discharge his debt after years?
Choices
Choice (4)  Response  

a.  22134.67 Rs. 

b.  23000 Rs. 

c.  23100.5 Rs. 

d.  23152.5 Rs. 

Question number: 66
» Comparing Quantities
Question
Rahul bought a car for a certain sum of money. He spent 10 % of the cost on repai Rs. and sold the car for a profit of Rs. 11, 000. How much did he spend on repai Rs. , if he made a profit of 20%?
Choices
Choice (4)  Response  

a.  4000 Rs. 

b.  5000 Rs. 

c.  4500 Rs. 

d.  6000 Rs. 

Question number: 67
» Comparing Quantities
Question
If 5 % more is gained by selling an article for Rs. 320 than by selling it for Rs. 300 then the cost of the article is ________.
Choices
Choice (4)  Response  

a.  600 Rs. 

b.  400 Rs. 

c.  300 Rs. 

d.  800 Rs. 

Question number: 68
» Comparing Quantities
Question
Simple interest on a certain amount is of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is________
Choices
Choice (4)  Response  

a.  5 years 

b.  6.66 years 

c.  6 years 

d.  9 years 

Question number: 69
» Comparing Quantities
Question
In what time will Rs. 125 amount to Rs. 216 at 20 % p. a. , if the interest is compounded annually?
Choices
Choice (4)  Response  

a.  2 

b.  5 

c.  3 

d.  4 

Question number: 70
» Comparing Quantities
Question
If a merchant estimates his profit as 25 % of the selling price, what is the profit percent?
Choices
Choice (4)  Response  

a.  30.33% 

b.  30% 

c.  35% 

d.  33.33% 
