NSTSE Class 5: Questions 384  390 of 716
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Question number: 384
» Mathematics » Factors and Multiples
Question
How is 30 written as the product of primes?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 385
» Mathematics » Fractions
Question
Which of the following improper fractions is equivalent to ?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 386
» Mathematics » Fractions
Question
Observe the fractions given in the box.
Which symbol must be placed in the box to make the statement correct?
Choices
Choice (4)  Response  

a.  =  
b.  <  
c.  >  
d.  None of the above 
Question number: 387
» Mathematics » Factors and Multiples
Question
How many hundreds are there in the sum of the factors of 200?
Choices
Choice (4)  Response  

a.  4  
b.  536  
c.  400  
d.  40 
Question number: 388
» Mathematics » Factors and Multiples
Question
Find the smallest whole number that is divisible by 15 and 20.
Choices
Choice (4)  Response  

a.  45  
b.  40  
c.  30  
d.  60 
Question number: 389
» Mathematics » Factors and Multiples
Question
Identify the correct statement.
Choices
Choice (4)  Response  

a.  The smallest factor of a number is the number itself.  
b.  The L C M of two coprimes is their product.  
c.  The largest factor of a number is 1.  
d.  The H C F of twin primes is their product. 
Question number: 390
» Mathematics » Factors and Multiples
Question
is a list of prime number in descending order. What is the value of ?
Choices
Choice (4)  Response  

a.  21  
b.  67  
c.  73  
d.  16 