NSTSE (National Science Talent Search Exam Unified Council) Class 5: Questions 470  478 of 1420
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Question number: 470
» Mathematics » Factors and Multiples
Question
Which of these numbers has and 10 as factors?
Choices
Choice (4)  Response  

a.  20801  
b.  1064  
c.  2345  
d.  10240 
Question number: 471
» Mathematics » Factors and Multiples
Question
Varun’s age is a factor of 22. Next year his age will be a multiple of 6. How old will he be in 8 years’ time?
Choices
Choice (4)  Response  

a.  19 years  
b.  15 years  
c.  23 years  
d.  14 years 
Question number: 472
» Mathematics » Factors and Multiples
Question
What is the sum of the first four multiples of 12?
Choices
Choice (4)  Response  

a.  160  
b.  120  
c.  100  
d.  150 
Question number: 473
» Mathematics » Factors and Multiples
Question
What is the H. C. F. of and 216? (Model Test Paper)
Choices
Choice (4)  Response  

a.  144  
b.  120  
c.  24  
d.  38 
Question number: 474
» Mathematics » Factors and Multiples
Question
How is 24 written as the product of primes?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  3×3×5 
Question number: 475
» Mathematics » Fractions
Question
What is the sum obtained when are added?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 476
» Mathematics » Factors and Multiples
Question
Which of the following cannot be prime factorized? (Model Test Paper)
Choices
Choice (4)  Response  

a.  Odd numbers  
b.  Composite numbers  
c.  Prime numbers  
d.  Even numbers 
Question number: 477
» Mathematics » Factors and Multiples
Question
Find the least 4digit number that is divisible by 7.
Choices
Choice (4)  Response  

a.  1617  
b.  4000  
c.  1008  
d.  1799 
Question number: 478
» Mathematics » Factors and Multiples
Question
P is a 2digit common factor of 36 and 54. Q is a number that is both a factor and multiple of 26. What is the value of ?
Choices
Choice (4)  Response  

a.  28  
b.  44  
c.  21  
d.  34 