MathematicsMultiples and Factors (NSTSE (National Level Science Talent Search Examination) Class 4): Questions 63  72 of 99
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Question number: 63
» Mathematics » Multiples and Factors
Question
In this which of the following number is unique.
Choices
Choice (4)  Response  

a.  1 

b.  4 

c.  0 

d.  5 

Question number: 64
» Mathematics » Multiples and Factors
Question
The composite number just before 40 is:
Choices
Choice (4)  Response  

a.  44 

b.  38 

c.  41 

d.  39 

Question number: 65
» Mathematics » Multiples and Factors
Question
23 is a factor of:
Choices
Choice (4)  Response  

a.  92 

b.  68 

c.  88 

d.  54 

Question number: 66
» Mathematics » Multiples and Factors
Question
LCM of 3, 7 is:
Choices
Choice (4)  Response  

a.  18 

b.  15 

c.  24 

d.  21 

Question number: 67
» Mathematics » Multiples and Factors
Question
Dev wrote two digits of a 3digit number on the blackboard as shown below.
Find the missing digit if it has 3 and 35 as factors?
Choices
Choice (4)  Response  

a.  1 

b.  6 

c.  3 

d.  4 

Question number: 68
» Mathematics » Multiples and Factors
Question
The sum of composite numbers between 11 and 20 is:
Choices
Choice (4)  Response  

a.  75 

b.  95 

c.  105 

d.  85 

Question number: 69
» Mathematics » Multiples and Factors
Question
1 is ________. (Model Test Paper)
Choices
Choice (4)  Response  

a.  Either a prime number or a composite number 

b.  A composite number 

c.  Neither a prime number nor a composite number 

d.  A prime number 

Question number: 70
» Mathematics » Multiples and Factors
Question
A number is divisible by 10, the number is:
Choices
Choice (4)  Response  

a.  620 

b.  238 

c.  621 

d.  525 

Question number: 71
» Mathematics » Multiples and Factors
Question
The sum of digits is divisible by 9, the number is:
Choices
Choice (4)  Response  

a.  300 

b.  164 

c.  256 

d.  279 

Question number: 72
» Mathematics » Multiples and Factors
Question
The unique number is:
Choices
Choice (4)  Response  

a.  0 

b.  2 

c.  1 

d.  3 
