Ratio and Proportion (IMO Mathematics Olympiad (SOF) Class 6): Questions 8  14 of 80
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Question number: 8
» Ratio and Proportion
Question
In a , if , then respectively are
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 9
» Ratio and Proportion
Question
If a: b = c: d, then is equal to
Choices
Choice (4)  Response  

a.  m: n 

b.  a: b 

c.  na: mb 

d.  md: nc 

Question number: 10
» Ratio and Proportion
Question
A’s money is to B’s money as 4: 3 and B’s money is to C’s money as 9: 5. If A has Rs. 7200, C has
Choices
Choice (4)  Response  

a.  Rs. 3000 

b.  Rs. 1500 

c.  Rs. 1000 

d.  Rs. 1200 

Question number: 11
» Ratio and Proportion
Question
Divide Rs. 3010 among A, B, C respectively in such a way that A gets double of what B gets and B gets double of what C gets.
Choices
Choice (4)  Response  

a.  Rs. 1640, Rs. 920, Rs. 450 

b.  Rs. 1690, Rs. 825, Rs. 495 

c.  Rs. 1800, Rs. 400, Rs. 810 

d.  Rs. 1720, Rs. 860, Rs. 430 

Question number: 12
» Ratio and Proportion
Question
A certain amount was divided between Kavita and Reena in the ratio 4: 3. If Reena’s share was Rs. 2400, then the amount is
Choices
Choice (4)  Response  

a.  Rs. 5600 

b.  Rs. 9600 

c.  Rs. 3200 

d.  All of the above 

Question number: 13
» Ratio and Proportion
Question
The prices of bike and a bicycle are in the ratio 7: 3. If a bike costs Rs. 35000 more than the bicycle, then the price of the bicycle is
Choices
Choice (4)  Response  

a.  Rs. 18450 

b.  Rs. 12890 

c.  Rs. 23900 

d.  Rs. 26250 

Question number: 14
» Ratio and Proportion
Question
The ratio of to is
Choices
Choice (4)  Response  

a.  1: 3 

b.  3: 1 

c.  3: 10 

d.  10: 3 
