Knowing Numbers (IMO Mathematics Olympiad Class 6): Questions 31  38 of 80
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Question number: 31
» Knowing Numbers
Question
Place value of 8 in 83, 12, 739 is________.
Choices
Choice (4)  Response  

a.  8 thousands 

b.  8 

c.  8 millions 

d.  80 millions 

Question number: 32
» Knowing Numbers
Question
Expanded form of 57890 is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 33
» Knowing Numbers
Question
Which place comes between Million’s and Ten Thousand’s place in the place value chart?
Choices
Choice (4)  Response  

a.  Hundred thousand’s 

b.  Unit’s 

c.  Ten’s 

d.  Ten thousand’s 

Question number: 34
» Knowing Numbers
Question
Write the smallest 5 digit number using different digits with 9 in the one’s place?
Choices
Choice (4)  Response  

a.  56749 

b.  34568 

c.  43949 

d.  57846 

Question number: 35
» Knowing Numbers
Question
When a lower figure is placed to the left of another, the value is ________ from the larger figure to the right.
Choices
Choice (4)  Response  

a.  Added 

b.  Multiplied 

c.  Subtracted 

d.  Question does not provide sufficient data or is vague 

Question number: 36
» Knowing Numbers
Question
Place value of a digit increases by ________ times as it moves place by place from right to left.
Choices
Choice (4)  Response  

a.  100 

b. 


c.  1 

d.  10 

Question number: 37
» Knowing Numbers
Question
Difference of 900 and 500 is ________.
Choices
Choice (4)  Response  

a.  DC 

b.  CXXX 

c.  CD 

d.  CCC 

Question number: 38
» Knowing Numbers
Question
Write the greatest 6 digit number using different digits with 2 in the hundred’s place?
Choices
Choice (4)  Response  

a.  945243 

b.  14287 

c.  953258 

d.  89756 
