Number Systems (IMO Mathematics Olympiad Class 6): Questions 44  50 of 84
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Question number: 44
» Number Systems
Question
Multiplying three negative integers with a positive integer gives a ________ result.
Choices
Choice (4)  Response  

a.  Negative 

b.  Positive 

c.  0 

d.  None of the above 

Question number: 45
» Number Systems
Question
There are 378 red cards in box. A boy takes out 9 red cards from it and replaces them by 14 blue cards. He continues to do so, till all red cards are replaced by blue cards. Find the number of blue cards put in the box?
Choices
Choice (4)  Response  

a.  438 

b.  658 

c.  588 

d.  348 

Question number: 46
» Number Systems
Question
Cube of any negative integer is
Choices
Choice (4)  Response  

a.  0 

b.  Negative 

c.  Depend on the nature of integer 

d.  Positive 

Question number: 47
» Number Systems
Question
If positive sign precedes a bracket the sign of the terms inside the bracket will ________ when the bracket is removed.
Choices
Choice (4)  Response  

a.  Change 

b.  Be 0 

c.  Depends on the bracket 

d.  Not change 

Question number: 48
» Number Systems
Question
If a, b and c are whole numbers such that a = b and c 0 and c > 0, then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 49
» Number Systems
Question
Product of two integers is 96. If one of the integers is 8, then the other is
Choices
Choice (4)  Response  

a.  12 

b.   14 

c.  0 

d.  15 

Question number: 50
» Number Systems
Question
The integer which is 7 more than is
Choices
Choice (4)  Response  

a.  2 

b.  4 

c. 


d.  16 
