Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 556  563 of 989
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Question number: 556
Question
MCQ▾If and , then the value of is:
Choices
Choice (4)  Response  

a.  704  
b.  407  
c.  470  
d.  308 
Question number: 557
Question
MCQ▾The sides of a triangle are 22 cm, 30 cm and 32 cm. The altitude to largest side is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  cm  
d. 

Question number: 558
Question
MCQ▾The rational number between and is:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 559
Question
MCQ▾In the following figure if AB = AC then find .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 560
Question
MCQ▾The distance between and is
Choices
Choice (4)  Response  

a.  8  
b.  Can’t say  
c.  0  
d.  All of the above 
Question number: 561
Question
MCQ▾Mean of a set of observation is the value which
Choices
Choice (4)  Response  

a.  Occurs most frequently  
b.  Is a representative of whole group  
c.  Divides observations into two equal parts  
d.  Is the sum of observations 
Question number: 562
Question
MCQ▾If in a , and then is
Choices
Choice (4)  Response  

a.  An isosceles triangle  
b.  A right angled triangle  
c.  An isosceles right angled triangle  
d.  An equilateral triangle 
Question number: 563
Question
MCQ▾The height of a cone is 21 cm. A small cone is cut off at the top by a plane parallel to the base. If its volume is the volume of cone, the height at which the section is made is ________.
Choices
Choice (4)  Response  

a.  16.52 cm  
b.  8.86 cm  
c.  10.02 cm  
d.  10.53 cm 