Number Sense [IMO Level 2 Mathematics Olympiad (SOF) Class 4]: Questions 1  5 of 42
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Question number: 1
» Number Sense
Question
Find the number using the given Clues.
The number is the successor of a two digit odd number.
The number is a multiple of 11.
Sum of digits of the number is 12.
Choices
Choice (4)  Response  

a.  74  
b.  66  
c.  65  
d.  55 
Question number: 2
» Number Sense
Appeared in Year: 2017
Question
Find the difference between the greatest and smallest 5digit number that can be formed by using the digits 0,9 and 5 without repetition of the digits 5 and 9.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  59000  
d. 

Question number: 3
» Number Sense
Question
Find the values of P, Q, R and S respectively.
Number  Rounded off to nearest 100  Rounded off to nearest 1000 
67536  P  R 
78820  Q  79000 
S  92600  93000 
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 4
» Number Sense
Appeared in Year: 2017
Question
Arrange the following numbers in ascending order.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 5
» Number Sense
Appeared in Year: 2018
Question
Find the number using the given Clues.
The number is the predecessor of a two digit even number.
The number is a multiple of 5.
Sum of digits of the number is an odd number
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  75 