NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 276  284 of 1484
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Question number: 276
Question
The sum of and its reciprocal is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 277
Question
If and then = ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 278
» Mathematics » Coordinate Geometry
Question
The ratio by which divides the join of and is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 279
» Mathematics » Arithmetic Progressions
Question
The sum of ‘n’ terms of an AP is . Then the nth term is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 280
Question
= ________.
Choices
Choice (4)  Response  

a.  1  
b.  1  
c.  0  
d.  All of the above 
Question number: 281
Question
Simplify:
Choices
Choice (4)  Response  

a. 
 
b.  1  
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 282
Question
If P = , Q = and R = then the value of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 283
Question
Which of the following expression is a rational expression?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 284
» Mathematics » Surface Area and Volumes
Question
The total surface area of a cylinder is 110 sq cm with height 1.5 cm. Then its volume is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
