NCO Cyber Olympiad (SOF) Class 10: Questions 25  28 of 461
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Question number: 25
» Mental Ability » Basic Geometry
Question
Calculate the area of the shaded portion. The quadrants shown in the figure are each of radius 14 cm. Take .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 26
» Mental Ability » Basic Arithmetic
Question
Six years hence a man’s age will be three times his son’s age and six years ago he was seven times as old as his son. The present ages of the man and his son respectively are.
Choices
Choice (4)  Response  

a.  48,12  
b.  64,20  
c.  42,16  
d.  40,10 
Question number: 27
» Verbal Reasoning » Odd Man Out
Question
Four diagrams are given, three of which are similar in some way and one is different. Find the one that is different.
Choices
Choice (4)  Response  

a.  
b.  
c.  
d. 
Question number: 28
» Non Verbal Reasoning » Series of Figures
Question
The three diagrams given below follow a certain order. The correct diagram to follow these three in that order is
Choices
Choice (4)  Response  

a.  
b.  
c.  
d. 