Mathematics (NSTSE (National Science Talent Search Exam Unified Council) Class 5): Questions 100  107 of 750
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Question number: 100
» Mathematics » Factors and Multiples
Question
M and N are two 1digit numbers such that. What are the respective values of M and N?
Choices
Choice (4)  Response  

a.  8,9 

b.  6,4 

c.  7,11 

d.  3,5 

Question number: 101
» Mathematics » Factors and Multiples
Question
Which of the following sets of numbers have the same H. C. F. ?
Choices
Choice (4)  Response  

a.  Q and S 

b.  P and Q 

c.  R and S 

d.  Q and R 

Question number: 102
» Mathematics » Fractions
Question
Which mixed number is equal to?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 103
» Mathematics » Factors and Multiples
Question
How many prime numbers are there from 1 to 50?
Choices
Choice (4)  Response  

a.  17 

b.  20 

c.  15 

d.  10 

Question number: 104
» Mathematics » Factors and Multiples
Question
The figure given shows 5 numbers. (Model Test Paper)
Which of the 5 numbers are the prime factors of 130?
Choices
Choice (4)  Response  

a.  3 and 10 

b.  2 and 3 

c.  10 and 13 

d.  2 and 13 

Question number: 105
» Mathematics » Factors and Multiples
Question
Identify an example for twin primes.
Choices
Choice (4)  Response  

a.  5,9 

b. 


c.  21,25 

d.  13,15 

Question number: 106
» Mathematics » Factors and Multiples
Question
Which of the following numbers which have no common factor except 1?
Choices
Choice (4)  Response  

a.  Twin primes 

b.  Coprimes 

c.  Composite numbers 

d.  None of the above 

Question number: 107
» Mathematics » Factors and Multiples
Question
How many prime numbers are there from 1 to 100?
Choices
Choice (4)  Response  

a.  27 

b.  20 

c.  15 

d.  25 
