Mental Ability (NCO Cyber Olympiad (SOF) Class 9): Questions 62  67 of 219
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Question number: 62
» Mental Ability » Basic Algebra
Question
The solution of the equations , is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  There is no solution 

Question number: 63
» Mental Ability » Basic Arithmetic
Question
In a pure platinum solution quantity of Sterling platinum is . How many grams of sterling platinum must be mixed to a platinum alloy to obtain a 500 gm of a platinum alloy?
Choices
Choice (4)  Response  

a.  650 gm 

b.  548 gm 

c.  439 gm 

d.  539 gm 

Question number: 64
» Mental Ability » Basic Statistics
Question
Study the diagram given below and answer the questions that follow:
Rectangle is qualified Painter, circle is Experienced painter and Circle is represent Oil painting painter
Find the qualified and experienced Oil painting painter.
Choices
Choice (4)  Response  

a.  3 

b.  5 

c.  6 

d.  7 

Question number: 65
» Mental Ability » Basic Algebra
Question
The factors of the expression is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Both a. and c. are correct 

Question number: 66
» Mental Ability » Basic Algebra
Question
One of the factors of the expression is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 67
» Mental Ability » Basic Algebra
Question
If and , then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

