
Question 1 
What do you call the number that has exactly two factors, 1 and itself? 
A.  Natural numbers  B.  Perfect numbers 
C.  Composite numbers  D.  Prime numbers 
 
  

Question 2 
If a number is even, and is divisible by 3, then what is true about that number? 
A.  It will be divisible by 5.  B.  It will be divisible by 6. 
C.  It will be divisible by 4.  D.  It will be divisible by 8. 
 
  

Question 3 
Which of the following numbers is divisible by 11? 
A.  5,435  B.  70,169,308 
C.  911,153  D.  1,351 
 
  

Question 4 
Which is an example of twin prime numbers? 
A.  11, 17  B.  5, 11 
C.  3, 7  D.  3, 5 
 
  

Question 5 
Which one of the following numbers is a Prime number?
147, 123, 167, 117 
A.  123  B.  117 
C.  147  D.  167 
 
  


Question 6 
What do you call the two numbers, which have only 1 as a common factors? 
A.  Odd numbers  B.  Prime numbers 
C.  Even numbers  D.  CoPrime numbers 
 
  

Question 7 
What least value should be filled in the box, so that the number 523 is divisible by 9 ? 
A.  0  B.  3 
C.  8  D.  6 
 
  

Question 8 
If an even number is divided by 2, then the quotient is __________. 
A.  always an Odd number  B.  always an even number 
C.  either odd or an even number  D.  neither odd nor an even number 
 
  

Question 9 
The number 5,258 is divisible by which of the following numbers? 
A.  3  B.  6 
C.  11  D.  9 
 
  

Question 10 
Which one is the perfect number ? 
A.  7  B.  15 
C.  28  D.  2 
 
  
