NCO Cyber Olympiad (SOF) Class 9: Questions 1  7 of 522
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Question number: 1
» Mental Ability » Basic Algebra
Question
The Value of is ________.
Choices
Choice (4)  Response  

a.  Always an integer  
b.  Greater than or equal to 2  
c.  Always greater than 2  
d.  All of the above 
Question number: 2
» Mental Ability » Basic Geometry
Question
Three circles of radii 2 cm each touch each, other externally. Then the area of the triangle with vertices at centers of these circles is________.
Choices
Choice (4)  Response  

a.  More than 7  
b.  More than 6 but less than 7  
c.  Less than 6  
d.  Question does not provide sufficient data or is vague 
Question number: 3
» Mental Ability » Basic Algebra
Question
The Value of is ________.
Choices
Choice (4)  Response  

a.  Negative or Positive  
b.  Always Positive  
c.  Always greater than 0  
d.  None of the above 
Question number: 4
» Mental Ability » Basic Geometry
Question
How many circles can be drawn though two given points.
Choices
Choice (4)  Response  

a.  Infinity  
b.  1000 only  
c.  2 only  
d.  10 only 
Question number: 5
» Mental Ability » Basic Arithmetic
Question
What is 5 % of 7/60?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 6
» Mental Ability » Basic Geometry
Question
Four circles of radii 4 cm each touch each, other externally. Then the area of the square with vertices at centers of these circles is________.
Choices
Choice (4)  Response  

a.  Equal to  
b.  Less than  
c.  More than  
d.  More than but Less than 
Question number: 7
» Mental Ability » Basic Arithmetic
Question
What is 40 % of 10/7?
Choices
Choice (4)  Response  

a.  11/28  
b.  2.7  
c.  10/28  
d.  4/7 