Mental Ability (NCO Cyber Olympiad (SOF) Class 9): Questions 1  7 of 221
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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.  Question does not provide sufficient data or is vague 

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 6 but less than 7 

b.  More than 7 

c.  Less than 6 

d.  All of the above 

Question number: 3
» Mental Ability » Basic Algebra
Question
The Value of is ________.
Choices
Choice (4)  Response  

a.  Always greater than 0 

b.  Always Positive 

c.  Negative or Positive 

d.  All 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.  1000 only 

b.  10 only 

c.  Infinity 

d.  2 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.  More than but Less than 

b.  Less than 

c.  More than 

d.  Equal to 

Question number: 7
» Mental Ability » Basic Arithmetic
Question
What is 40 % of 10/7?
Choices
Choice (4)  Response  

a.  11/28 

b.  4/7 

c.  2.7 

d.  10/28 
