NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 899  903 of 1484
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Question number: 899
Question
The A. M. of a set of observations is x. If each observation is divided by and then is increased by ‘a’ the mean of new one is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 900
Question
The width of a rectangle in a Histogram represents
Choices
Choice (4)  Response  

a.  Frequency of the class 

b.  Mid values of the class 

c.  Number of classes 

d.  Class intervals 

Question number: 901
» Mathematics » Quadratic Equations
Question
If the roots of the equation are equal. Then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 902
Question
The class Interval of the Class 1  15 is
Choices
Choice (4)  Response  

a.  16 

b.  15 

c.  5  5 

d.  1 

Question number: 903
» Mathematics » Triangles
Question
If then DE = ________.
Choices
Choice (4)  Response  

a.  4.5 

b.  13.5 

c.  37.5 

d.  7 
