NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 417  424 of 1484
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Question number: 417
» Mathematics » Arithmetic Progressions
Question
If the distinct nonzero numbers form a geometric progression with common ratio “r”, then “r” satisfies the equation ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question number: 418
Question
Express as a rational expression.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 419
Question
= ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 420
» Mathematics » Surface Area and Volumes
Question
The base radius of a cylinder is times its height. The cost of painting its CSA at is Rs. 16.94. The volume of the liquid is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 421
» Mathematics » Surface Area and Volumes
Question
The diameter of a copper sphere is 12 cm. It is beaten and drawn into a wire of diameter 0.4 cm. The length of wire is ________.
Choices
Choice (4)  Response  

a.  1800 cm  
b.  3600 cm  
c.  3000 cm  
d.  7200 cm 
Question number: 422
Question
________.
Choices
Choice (4)  Response  

a. 
 
b.  1  
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 423
Question
If is divisible by , find the value of a.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  128  
d.  62 
Question number: 424
Question
= ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 