Number Systems (IMO Mathematics Olympiad Class 6): Questions 76  82 of 84
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Question number: 76
» Number Systems
Question
While removing brackets the order in which the brackets are removed is
Choices
Choice (4)  Response  

a.  (), {}, [] 

b.  {}, (), [] 

c.  [], {}, () 

d.  [], (), {} 

Question number: 77
» Number Systems
Question
Square of any negative integer is
Choices
Choice (4)  Response  

a.  Negative 

b.  0 

c.  Depend on the nature of integer 

d.  Positive 

Question number: 78
» Number Systems
Question
The expression is equivalent to , uses the ________ property.
Choices
Choice (4)  Response  

a.  Distributive 

b.  Identity 

c.  Commutative 

d.  Closure 

Question number: 79
» Number Systems
Question
Which of the following set of numbers will make the number sentence true?
________ ________ ________ = 61
Choices
Choice (4)  Response  

a.  (7, 9, 2) 

b.  (5, 10, 8) 

c.  (9, 6, 4) 

d.  (7, 9, 8) 

Question number: 80
» Number Systems
Question
Multiplying a negative integer for odd number of times gives a ________ result.
Choices
Choice (4)  Response  

a.  0 

b.  Positive 

c.  Negative 

d.  Question does not provide sufficient data or is vague 

Question number: 81
» Number Systems
Question
Find the sum of the given expression.
Choices
Choice (4)  Response  

a.   21 

b.   292 

c.  315 

d.  40 

Question number: 82
» Number Systems
Question
Which one is correct?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

