MathematicsMultiples and Factors (NSTSE (National Level Science Talent Search Examination) Class 4): Questions 35  44 of 99
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Question number: 35
» Mathematics » Multiples and Factors
Question
The sum of prime numbers between 40 and 50 is:
Choices
Choice (4)  Response  

a.  190 

b.  131 

c.  129 

d.  156 

Question number: 36
» Mathematics » Multiples and Factors
Question
Manali wrote two digits of a 3digit number on the blackboard as shown below.
Find the missing digit if it has 6 and 31 as factors?
Choices
Choice (4)  Response  

a.  2 

b.  1 

c.  4 

d.  6 

Question number: 37
» Mathematics » Multiples and Factors
Question
The even number after 15299 is:
Choices
Choice (4)  Response  

a.  15, 298 

b.  15, 201 

c.  15, 300 

d.  16, 300 

Question number: 38
» Mathematics » Multiples and Factors
Question
is a factor of:
Choices
Choice (4)  Response  

a.  315 

b.  218 

c.  196 

d.  515 

Question number: 39
» Mathematics » Multiples and Factors
Question
Composite numbers have more than ________ factors.
Choices
Choice (4)  Response  

a.  1 

b.  0 

c.  3 

d.  2 

Question number: 40
» Mathematics » Multiples and Factors
Question
The greatest composite number less than 97 is:
Choices
Choice (4)  Response  

a.  98 

b.  96 

c.  93 

d.  95 

Question number: 41
» Mathematics » Multiples and Factors
Question
A prime number has ________.
Choices
Choice (4)  Response  

a.  2 multiplies only. 

b.  at one’s place. 

c.  2 factors only. 

d.  at one’s place. 

Question number: 42
» Mathematics » Multiples and Factors
Question
The LCM of 1 and 2 is:
Choices
Choice (4)  Response  

a.  0 

b.  2 

c.  1 

d.  All of the above 

Question number: 43
» Mathematics » Multiples and Factors
Question
LCM of is:
Choices
Choice (4)  Response  

a.  63 

b.  72 

c.  36 

d.  45 

Question number: 44
» Mathematics » Multiples and Factors
Question
The sum of prime numbers between 1 and 10 is:
Choices
Choice (4)  Response  

a.  15 

b.  19 

c.  17 

d.  20 
