NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 507  515 of 1484
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Question number: 507
» Mathematics » Arithmetic Progressions
Question
The value of is
Choices
Choice (4)  Response  

a.  95  
b.  205  
c.  195  
d.  100 
Question number: 508
» Mathematics » Quadratic Equations
Question
The values of ‘k’ for which the equation will have real and equal roots are
Choices
Choice (4)  Response  

a.  2 and 8  
b.  9 and 7  
c.  8 and 1  
d.  9 and 7 
Question number: 509
» Mathematics » Coordinate Geometry
Question
In what ratio is the segment joining the points and divided by Xaxis?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 510
» Mathematics » Surface Area and Volumes
Question
A cylindrical vessel contains 12.474 liters of liquid. Cost of painting its CSA at 2 paise/sq cm is Rs. 95.04. Then its total surface area is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 511
» Mathematics » Quadratic Equations
Question
The equation has
Choices
Choice (4)  Response  

a.  One integral root  
b.  No roots  
c.  Two real roots  
d.  Infinitely many roots 
Question number: 512
Question
Express in lowest terms.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 513
Question
If are the factors of then the other factor is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 514
» Mathematics » Quadratic Equations
Question
The solution of is
Choices
Choice (4)  Response  

a. 
 
b.  or  
c. 
 
d.  None of the above 
Question number: 515
» Mathematics » Quadratic Equations
Question
The number of roots satisfying the equation is/are
Choices
Choice (4)  Response  

a.  2  
b.  1  
c.  Unlimited  
d.  3 