NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 778  786 of 2000
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Question number: 778
Question
The average of A & B is 16, B & C is 25, C & A is 31. Then the average of A, B & C [approximately] is
Choices
Choice (4)  Response  

a.  47  
b.  56  
c.  41  
d.  24 
Question number: 779
Question
The factors of are:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 780
» Mathematics » Surface Areas & Volumes
Question
From a circle of radius 20 cm a sector with angle is cut out and its bounding radii are bent so as to form a cone. Then its volume is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 781
Question
The mean of is 18. Then the value of x is
Choices
Choice (4)  Response  

a.  Cannot be determined  
b.  6  
c.  Data is insufficient  
d.  21 
Question number: 782
» Mathematics » Coordinate Geometry
Question
The point (2,5) belongs to Quadrant ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 783
» Biology » Fundamentals Unit of Life
Question
Which of the following is the smallest cell
Choices
Choice (4)  Response  

a.  Sperm  
b.  Ovum  
c.  Mycoplasma  
d.  Rod Cell of eyes 
Question number: 784
Question
If the angles of a triangle are in the ratio 1: 2: 7 then the triangle is
Choices
Choice (4)  Response  

a.  Right angled isosceles  
b.  Right angled  
c.  Obtuse angled  
d.  Acute angled 
Question number: 785
» Biology » Fundamentals Unit of Life
Question
Which of the following possess flagella?
Choices
Choice (4)  Response  

a.  Paramecium  
b.  Euglena  
c.  Amoeba  
d.  Yeast 
Question number: 786
» Mathematics » Number Systems
Question
Which of the following statement (s) is true?
Choices
Choice (4)  Response  

a.  , where a and b are rational numbers  
b.  Infinite number of rational numbers lie between any two rational number  
c.  if where ‘a’ is a rational number  
d.  All a. , b. and c. are correct 