MathematicsMultiples and Factors (NSTSE (National Science Talent Search Exam Unified Council) Class 4): Questions 59  67 of 99
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Question number: 59
» Mathematics » Multiples and Factors
Question
Sum of the odd numbers between 5 and 12 is: (Model Test Paper)
Choices
Choice (4)  Response  

a.  7 

b.  16 

c.  17 

d.  27 

Question number: 60
» Mathematics » Multiples and Factors
Question
What is the difference between the least common multiple and highest common factor of the numbers 6 and 15?
Choices
Choice (4)  Response  

a.  31 

b.  25 

c.  27 

d.  30 

Question number: 61
» Mathematics » Multiples and Factors
Question
The number 14 has four factors: . The table below lists the number of factors for some numbers.
Number  Number of factors 
21  4 
23  2 
25  3 
27  4 
29  2 
From this we can say that the number of composite numbers between 20 and 30 is:
Choices
Choice (4)  Response  

a.  3 

b.  2 

c.  4 

d.  0 

Question number: 62
» Mathematics » Multiples and Factors
Question
Out of the prime number is:
Choices
Choice (4)  Response  

a.  64 

b.  66 

c.  65 

d.  67 

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 
