NSTSE (National Science Talent Search Exam Unified Council) Class 10: Questions 61  68 of 1410
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Question number: 61
Question
The number is
Choices
Choice (4)  Response  

a.  Irrational 

b.  Rational 

c.  Can’t say 

d.  All of the above 

Question number: 62
Question
If m is an irrational number then ‘2m’ is ________
Choices
Choice (4)  Response  

a.  An irrational number 

b.  A rational number 

c.  A whole number 

d.  A natural number 

Question number: 63
Question
The number is
Choices
Choice (4)  Response  

a.  Irrational 

b.  Rational 

c.  All of the above 

d.  Question does not provide sufficient data or is vague 

Question number: 64
Question
The summation of rational and irrational number is always________
Choices
Choice (4)  Response  

a.  Rational 

b.  Irrational 

c.  Both a. and b. are correct 

d.  None of the above 

Question number: 65
Question
The value of is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 66
Question
Representation of 3. in rational number form is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 67
Question
For any two rational numbers x and y, which of the following properties are correct?
Choices
Choice (4)  Response  

a.  Only 1 & 2 are correct 

b.  All 1,2 and 3 are correct 

c.  Only 2 is correct 

d.  Only 2 & 3 is correct 

Question number: 68
Question
The product of rational and irrational number is always________
Choices
Choice (4)  Response  

a.  Rational 

b.  Irrational 

c.  None of the above 

d.  Question does not provide sufficient data or is vague 
