NDA (National Defense Academy) Mathematics: Questions 118  122 of 384
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Question number: 118
» Algebra » Arithmetic Progression
Appeared in Year: 2016
Question
The interior angles of a polygon of sides are in The smallest angle is and the common difference is How many possible values can have?
Choices
Choice (4)  Response  

a.  Two  
b.  Three  
c.  One  
d.  Infinitely many 
Question number: 119
» Algebra » Binary System of Numbers
Appeared in Year: 2016
Question
A fivedigit number divisible by is to be formed using the digits without repetition of digits. What is the number of ways this can be done?
Choices
Choice (4)  Response  

a.  32  
b.  96  
c.  No number can be formed  
d.  48 
Question number: 120
» Differential Calculus » Standard Limits
Question
What is equal to
Choices
Choice (4)  Response  

a.  1/2  
b.   1  
c.  2  
d.   2 
Question number: 121
» Algebra » Quadratic Equations with Real Coefficients
Appeared in Year: 2012
Question
If the difference between the roots of is then which one of the following is correct?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 122
» Statistics and Probability » Random Variable as Function on a Sample Space
Appeared in Year: 2012
Question
 A continuous random variable can take all value in an interval.
 A random variable which take a finite number of values is necessarily discrete.
 Construction of a frequency distribution is based on data, which are discrete.
Which of the above statements are correct?
Choices
Choice (4)  Response  

a.  and only  
b.  and only  
c.  and only  
d.  and 