IMO Mathematics Olympiad (SOF) Class 8: Questions 36  44 of 1030
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Question number: 36
Question
The multiplication of additive inverse of and multiplicative inverse of 1 is_
Choices
Choice (4)  Response  

a.  2 

b. 


c.  1 

d.  2 

Question number: 37
Question
The cost of 1 kg apple is Rs. 80 then total cost of 5 Kg is
Choices
Choice (4)  Response  

a.  200 

b.  500 

c.  600 

d.  400 

Question number: 38
Question
If then is equal to_.
Choices
Choice (4)  Response  

a.  0 

b. 


c.  1 

d.  5 

Question number: 39
Question
Divide the sum of and by their difference.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 40
Question
The summation of two rational number is. If one of the number is. Find the other.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 41
Question
Divide the sum of and by their difference.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 42
Question
If a = 3, then the value of is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 43
Question
The additive inverse of is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 44
Question
Name the property of multiplication of rational number illustrated by the given statement.
Choices
Choice (4)  Response  

a.  Distributive 

b.  commutative 

c.  Associativity 

d.  None of the above 
