Mental Ability (NCO Cyber Olympiad (SOF) Class 9): Questions 113  118 of 219
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Question number: 113
» Mental Ability » Number Games » Number Series
Question
In the following number series, how many 9’s are there which are preceded by 3 but not followed by 4?
2 3 9 5 1 3 9 6 7 3 9 4 8 9 3 4 9 3 2 3 9 8 3 9 3
Choices
Choice (4)  Response  

a.  3 

b.  4 

c.  1 

d.  2 

Question number: 114
» Mental Ability » Basic Algebra
Question
What is the solution to ?
Choices
Choice (4)  Response  

a.  14 

b.  34 

c.  34 

d.  14 

Question number: 115
» Mental Ability » Basic Arithmetic
Question
Given, , and find the value of the following expression correct up to three places of decimal: .
Choices
Choice (4)  Response  

a.  3.78 

b.  3.88 

c.  2.88 

d.  2.67 

Question number: 116
» Mental Ability » Basic Algebra
Question
is a factorization product of
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 117
» Mental Ability » Basic Algebra
Question
Trushna cut a cake in two equal parts and one of these two pieces is again cut into equal parts. Each small part is of 40 grams. If there are eight parts of the whole cake, what was the weight of the original cake?
Choices
Choice (4)  Response  

a.  450 grams 

b.  400 grams 

c.  560 grams 

d.  620 grams 

Question number: 118
» Mental Ability » Basic Statistics
Question
Which of the following number indicates the MCA Boys and girls students for java lecture in the adjoining diagram.
Choices
Choice (4)  Response  

a.  14 

b.  10 

c.  12 

d.  11 
