Ratio and Proportion (IMO Mathematics Olympiad (SOF) Class 6): Questions 15  21 of 80
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Question number: 15
» Ratio and Proportion
Question
The antecedent and consequent of a ratio ________ interchanged unless there is a change in the given statement.
Choices
Choice (4)  Response  

a.  Sometimes 

b.  Can be 

c.  Cannot be 

d.  None of the above 

Question number: 16
» Ratio and Proportion
Question
If ________ kg: 2000 g = 140 Rs. : 280 Rs. , then ________means
Choices
Choice (4)  Response  

a.  5 

b.  1 

c.  3 

d.  2 

Question number: 17
» Ratio and Proportion
Question
Divide Rs. 2805 among A, B, C respectively in such a way that A gets half of what B gets and B gets triple of what C gets.
Choices
Choice (4)  Response  

a.  Rs. 765, Rs. 1530, Rs. 510 

b.  Rs. 640, Rs. 1520, Rs. 550 

c.  Rs. 720, Rs. 1660, Rs. 490 

d.  Rs. 800, Rs. 1300, Rs. 690 

Question number: 18
» Ratio and Proportion
Question
In a bag, the ratio of blue balls to red balls is 5: 9. If 35 are blue balls, then the number of red balls is
Choices
Choice (4)  Response  

a.  52 

b.  87 

c.  78 

d.  63 

Question number: 19
» Ratio and Proportion
Question
If 36 tiles require in filling 3 rooms, then how many tiles will require in filling 9 rooms?
Choices
Choice (4)  Response  

a.  tiles 

b.  108 tiles 

c.  94 tiles 

d.  106 tiles 

Question number: 20
» Ratio and Proportion
Question
The values of x and y in the box are respectively ________.
Choices
Choice (4)  Response  

a.  9, 38 

b.  36, 8.89 

c.  8.89, 36 

d.  38, 9 

Question number: 21
» Ratio and Proportion
Question
The values of a and b in the box are respectively ________.
Choices
Choice (4)  Response  

a.  4, 52 

b.  52, 4 

c.  3.5, 56 

d.  56, 3.5 
