Number Sense (IMO Mathematics Olympiad Class 3): Questions 68  72 of 78
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Question number: 68
» Number Sense
Question
If Ten’s place and unit’s place digit is interchanging in each number, then which of the following number is even?
Choices
Choice (4)  Response  

a.  9162 

b.  4386 

c.  7748 

d.  All a. , b. and c. are correct 

Question number: 69
» Number Sense
Question
Three friends are playing a number game. Each of them are writing their favourite number. Who wrote highest number?
Choices
Choice (4)  Response  

a.  Akira 

b.  Ayan 

c.  Alya 

d.  None of the above 

Question number: 70
» Number Sense
Question
Riya wrote a number on the black board as shown below.
If it is formed from four different digits, than which of the following number could be placed in the gap to make it the biggest number?
Choices
Choice (4)  Response  

a.  4 

b.  0 

c.  9 

d.  5 

Question number: 71
» Number Sense
Question
Which of the following has the place value of 3 as 300?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 72
» Number Sense
Question
Which of the number holded by the four friends has 4 in One’s place?
Choices
Choice (4)  Response  

a.  15 

b.  42 

c.  14 

d.  17 
