IMO Level 1 Mathematics Olympiad (SOF) Class 8: Questions 11  20 of 1040
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Question number: 11
Question
Which of the following statement is false?
Choices
Choice (4)  Response  

a.  If we take then  
b.  If we take then  
c.  If we take then  
d.  If we take then 
Question number: 12
Question
The rational number which is not lying between and is
Choices
Choice (4)  Response  

a. 
 
b.  0.67  
c.  2  
d. 

Question number: 13
Question
Which of the following statement is true?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 14
Question
The value of for which the two rational numbers are equivalent, is_.
Choices
Choice (4)  Response  

a.  1  
b. 
 
c. 
 
d. 

Question number: 15
Question
If X = 5, then the value of is
Choices
Choice (4)  Response  

a.    
b. 
 
c. 
 
d. 

Question number: 16
Question
If X= , then is equal to
Choices
Choice (4)  Response  

a.  
b.  0  
c.  1  
d. 

Question number: 17
Question
Which of the following statement is false?
Choices
Choice (4)  Response  

a.  Every point on the number line is not represents a rational number  
b. 
 
c.  The product of rational number and its reciprocal is not zero  
d.  Real number is not a rational number 
Question number: 18
Question
The standard form of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 19
Question
The multiplicative inverse of 2 is
Choices
Choice (4)  Response  

a. 
 
b.  2  
c.  0  
d.  1 
Question number: 20
Question
Name the property of multiplication of rational numbers illustrated by the given statement.
Choices
Choice (4)  Response  

a.  Commutativity  
b.  Distributivity of multiplication over addition  
c.  Distrbutivity of addition over multiplication  
d.  Associativity of multiplication 