IMO Mathematics Olympiad (SOF) Class 9: Questions 521  527 of 919
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Question number: 521
Question
Factorize
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 522
Question
The mean of 30 items is x and if each item is increased by 5, then its mean will be ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 523
» Analytical Reasoning and Logical Reasoning
Question
Find the number of triangles in the given figure.
Choices
Choice (4)  Response  

a.  18 

b.  24 

c.  20 

d.  Question does not provide sufficient data or is vague 

Question number: 524
Question
If , and then value of t when , is________.
Choices
Choice (4)  Response  

a.  1 

b.  2 

c.  2 

d.  1 

Question number: 525
» Analytical Reasoning and Logical Reasoning
Question
In a certain code DISNEYWORLD code is written as EISNDYDORLW. How will CHIDAMBARAM be written in the code
Choices
Choice (4)  Response  

a.  ERDFCVSDWEA 

b.  KDMCFHRYTGS 

c.  AHIDCMMARAB 

d.  CHIMADRAMBA 

Question number: 526
» Linear Equations in Two Variables
Question
The parking charges of a car on Pune railway station for first 3 hours in Rs. 70 and 20 Rs. for subsequent hours, write down an equation for this information is________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 527
Question
If, then the value of x is________.
Choices
Choice (4)  Response  

a.  7 

b.  5 

c.  3 

d.  1 
