IMO Level 1 Mathematics Olympiad (SOF) Class 5: Questions 230  235 of 838
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Question number: 230
Question
I think of a decimal number. After I have multiplied it by 5 then added 2.1 and then I have subtracted 2 from it, I get 1. What is the decimal number?
Choices
Choice (4)  Response  

a.  0.18 

b.  1 

c.  1.8 

d.  18 

Question number: 231
Question
Successor of 100,000,000 is________?
Choices
Choice (4)  Response  

a.  100,100,0010 

b.  100,001,001 

c.  100,000,001 

d.  100,100,001 

Question number: 232
Question
which of the following correctly shows 87456321 according to International place value chart?
Choices
Choice (4)  Response  

a.  8,74,563,21 

b.  87,456,321 

c.  874,56,321 

d.  8,74,56,32,1 

Question number: 233
Question
What fraction of the figure is shaded in blue color?
Choices
Choice (4)  Response  

a.  5 

b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 234
Question
If L, M and N, O exchanges their positions and then L and O moves diagonally and meet at the middle of rectangle, then the direction of L with respect to M is________.
Choices
Choice (4)  Response  

a.  SouthEast 

b.  SouthWest 

c.  NorthEast 

d.  NorthWest 

Question number: 235
Question
What fraction of the figure is blue shaded?
Choices
Choice (4)  Response  

a. 


b.  2 

c. 


d.  1 
