NCO Cyber Olympiad (SOF) Class 7: Questions 247  252 of 417
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Question number: 247
» Mental Ability » Basic Arithmetic
Question
A boat covers a certain distance downstream in 2 hour, while it comes back in 1 hours. If the speed of the stream be 5 kmph, what is the speed of the boat in still water?
Choices
Choice (4)  Response  

a.  25 kmps  
b.  11 kmps  
c.  12 kmps  
d.  35 kmps 
Question number: 248
» Verbal Reasoning » Series Completion
Question
In the series 11,13,15,17, ________, 19 what will be the missing term?
Choices
Choice (4)  Response  

a.  18  
b.  22  
c.  16  
d.  20 
Question number: 249
» Mental Ability » Basic Algebra
Question
Step 1:
Step 2:
Step 3:
Are the above given steps a simplification of algebraic expression
Choices
Choice (4)  Response  

a.  Only step 1 is correct  
b.  Yes  
c.  Only step 1 and 2 are correct  
d.  No 
Question number: 250
» Mental Ability » Basic Statistics
Question
Match the reciprocal of each of the following in exponential form:
ListⅠ  ListⅡ 
(A)
 (i)

(B)
 (ii)

(C)
 (iii)

(D)
 (iv) 1 
Choices
Choice (4)  Response  

 
a. 
 
b. 
 
c. 
 
d. 

Question number: 251
» Non Verbal Reasoning » Series of Figures
Question
Which number should come in place of question mark (? )?
Choices
Choice (4)  Response  

a.  120  
b.  30  
c.  80  
d.  20 
Question number: 252
» Logical and Analytical Reasoning » Blood Relations
Question
If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary?
1. The son of D is the grandson of C.
2. B is the sister of D.
Choices
Choice (4)  Response  

a.  Either 1 or 2  
b.  Only 1  
c.  1 and 2 are required  
d.  Only 2 