Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 699  706 of 989
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Question number: 699
» Mathematics » Statistics
Question
The average of P & Q is 34, Q & R is 41, R & P is 18. Then the average of P, Q & R [approximately] is
Choices
Choice (4)  Response  

a.  52  
b.  41  
c.  31  
d.  59 
Question number: 700
» Mathematics » Statistics
Question
The mean of and is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 701
» Mathematics » Number Systems
Question
The rational denominator of the surd is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  5  
d.  25 
Question number: 702
» Mathematics » Statistics
Question
The mean of first six prime numbers is
Choices
Choice (4)  Response  

a.  6.21  
b.  6  
c.  8  
d.  6.83 
Question number: 703
» Mathematics » Constructions
Question
In a if , , then perimeter of the triangle is
Choices
Choice (4)  Response  

a.  39 cm  
b.  57 cm  
c.  114 cm  
d.  Question does not provide sufficient data or is vague 
Question number: 704
» Mathematics » Surface Areas & Volumes
Question
A circus tent is in the form of a cone over a cylinder. The diameter of the base is 10 m, the height of cylindrical part is 6 m and the total height of the tent is 18 m. The canvas required for the tent is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 705
» Mathematics » Surface Areas & Volumes
Question
A cuboidal metal of dimensions was melted and cast into a cylinder of height 14 cm. Its radius is ________.
Choices
Choice (4)  Response  

a.  15.5 cm  
b.  13 cm  
c.  cm  
d.  None of the above 
Question number: 706
» Mathematics » Number Systems
Question
The value of a and b if and is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
