NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 250  257 of 1484
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Question number: 250
» Mathematics » Arithmetic Progressions
Question
The sum of the first 50 positive integers exactly divisible by 7 is
Choices
Choice (4)  Response  

a.  7140  
b.  8925  
c.  8980  
d.  7535 
Question number: 251
» Mathematics » Arithmetic Progressions
Question
If a, b and c are in G. P. with and is an integer, then form a sequence ________.
Choices
Choice (4)  Response  

a.  In which the reciprocals of the terms form an A. P.  
b.  Which is a G. P.  
c.  Which is an A. P.  
d.  All of the above 
Question number: 252
» Mathematics » Coordinate Geometry
Question
The coordinates of the points of trisection of a segment joining and is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 253
» Mathematics » Quadratic Equations
Question
The difference of the roots of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  8  
d.  Question does not provide sufficient data or is vague 
Question number: 254
» Mathematics » Arithmetic Progressions
Question
The AM between and is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 255
» Mathematics » Arithmetic Progressions
Question
The numbers of number which have 2,3, 6,5 as factors between 1 and 1000 is
Choices
Choice (4)  Response  

a.  33  
b.  30  
c.  38  
d.  28 
Question number: 256
» Mathematics » Quadratic Equations
Question
The roots of the equation can be found by solving
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 257
» Mathematics » Surface Area and Volumes
Question
A circus tent is in the form of a cone over a cylinder. The diameter of the base is 16 m, the height of cylindrical part is 4.8 m and the total height of the tent is 10.8 m. The canvas required for the tent is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
