NCO Cyber Olympiad (SOF) Class 8: Questions 20  23 of 510
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Question number: 20
» Non Verbal Reasoning » Identifying and Counting Geometrical Shapes and Solids
Question
Analyze the following figure and find the number of quadrilaterals.
Choices
Choice (4)  Response  

a.  10 

b.  11 

c.  9 

d.  7 

Question number: 21
» Non Verbal Reasoning » Mirror Images
Question
Seen through a mirror, the arms of a clock show 10: 15. What is the actual time?
Choices
Choice (4)  Response  

a.  1: 45 

b.  2: 45 

c.  3: 10 

d.  2: 15 

Question number: 22
» Mental Ability » Number Games » Number Analogies
Question
The sum of two numbers is 30 and the difference of their squares is 30. The difference of the numbers is
Choices
Choice (4)  Response  

a.  1 

b.  0 

c.  8 

d.  3 

Question number: 23
» Mental Ability » Basic Arithmetic
Question
A certain sum of simple interest becomes double in 10 years. In how many years will it become four times?
Choices
Choice (4)  Response  

a.  40 years 

b.  20 years 

c.  5 years 

d.  50 years 
