NCO Cyber Olympiad (SOF) Class 10: Questions 228  233 of 461
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Question number: 228
» Mental Ability » Basic Geometry
Question
Calculate the area of the shaded portion. The quadrants shown in the figure are each of radius 3.5 cm. Take .
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 229
» Mental Ability » Basic Arithmetic
Question
The ordered pairs shown in the table form a quadratic pattern. What is the missing value of y?
X  Y 
1  2 
3  6 
5  14 
7  26 
9  42 
11  ? 
Choices
Choice (4)  Response  

a.  31 

b.  62 

c.  53 

d.  51 

Question number: 230
» Mental Ability » Basic Algebra
Question
If , which is equivalent to ?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 231
» Mental Ability » Basic Statistics
Question
A mathematics game uses a set of 44 cards. There are 4 cards for each of the numerals 0  9 and 4 wild cards. If the cards are shuffled, what is the probability that the top card is a wild card?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 232
» Mental Ability » Basic Algebra
Question
A value of x satisfying the equation is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 233
» Non Verbal Reasoning » Cubes and Dices
Question
If the cube is turned twice to the right which will be the hidden numbers?
Choices
Choice (4)  Response  

a.  1,2, 6 

b.  3,4, 6 

c.  1,5, 6 

d.  1,2, 5 
