NSTSE (National Level Science Talent Search Examination) Class 10: Questions 68  75 of 1334
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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 

Question number: 69
Question
The value of is
Choices
Choice (4)  Response  

a.  8.233 

b.  5.6666 

c.  3.5777 

d.  6.464612 

Question number: 70
Question
The value of is
Choices
Choice (4)  Response  

a. 


b. 


c.  0 

d. 


Question number: 71
Question
The set of real numbers does satisfy the property of
Choices
Choice (4)  Response  

a.  Closure property of addition 

b.  Commutative property for multiplication 

c.  Existence of additive identity 

d.  All a. , b. and c. are correct 

Question number: 72
Question
The divison of additive inverse and multiplicative inverse of 6 is
Choices
Choice (4)  Response  

a.   24 

b.   30 

c.   36 

d.   38 

Question number: 73
Question
is a ________
Choices
Choice (4)  Response  

a.  Negative Rational number 

b.  Positive Rational number 

c.  None of the above 

d.  Question does not provide sufficient data or is vague 

Question number: 74
Question
Which of the following is not a rational number?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 75
Question
The sum of two Irrational number is
Choices
Choice (4)  Response  

a.  Fraction 

b.  Integer 

c.  Whole number 

d.  Irrational number 
