NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 269  276 of 1484
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Question number: 269
Question
If then = ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 270
» Mathematics » Surface Area and Volumes
Question
The diameter of a copper sphere is 8 cm. It is beaten and drawn into a wire of diameter 0.6 cm. The length of wire is ________.
Choices
Choice (4)  Response  

a.  985.14 cm 

b.  984.15 cm 

c.  948.15 cm 

d.  945.18 cm 

Question number: 271
» Mathematics » Quadratic Equations
Question
then becomes
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 272
» Mathematics » Arithmetic Progressions
Question
If the sum of the first 5 terms and the sum of the first 50 terms of a given AP are 50 and 5 respectively, then the sum of the first 55 terms is
Choices
Choice (4)  Response  

a.  110 

b.  75 

c.  55 

d.  65 

Question number: 273
» Mathematics » Quadratic Equations
Question
The difference of the roots of is
Choices
Choice (4)  Response  

a.  7 

b. 


c.  5 

d.  Question does not provide sufficient data or is vague 

Question number: 274
» Mathematics » Quadratic Equations
Question
The number of roots satisfying the equation is/are
Choices
Choice (4)  Response  

a.  2 

b.  3 

c.  1 

d.  Unlimited 

Question number: 275
» Mathematics » Arithmetic Progressions
Question
The sum of the first 100 positive integers exactly divisible by 4 is
Choices
Choice (4)  Response  

a.  20020 

b.  20200 

c.  40400 

d.  40040 

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 
