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CBSE Questions for Class 6 Maths Playing With Numbers Quiz 3 - MCQExams.com

Which of the following is not a composite number ?
  • 4
  • 6
  • 7
  • 10
Which list shows the first five multiples of 2?
  • 2,3,4,5,6
  • 2,4,6,8,10
  • 2,20,200,2,000,20,000
  • 2,22,222,2,222,22,222
Which of the following is not a composite number?
  • 5
  • 6
  • 7
  • 8
Smallest 6 digit number divisible by 6 is __________.
  • 100000
  • 100002
  • 100003
  • 100004
The number which have more than two factors is called _____. 
  • Even
  • Prime
  • Odd
  • None of these
The number of prime numbers between 0 and 20 is
  • 7
  • 8
  • 6
  • 9
Numbers ending with 0 or 5 are divisible by ___________.
  • 10
  • 2
  • 5
  • 6
Sum of first three prime numbers which end at 3 is: 
  • 20
  • 16
  • 39
  • 40
Which of the following pairs are co-prime?
  • 348 & 296
  • 59 & 97
  • 3025 & 4920
  • None
1 is a ............ of every prime number.
  • factor
  • multiple
  • both factor and multiple
  • none of these
Highest common factor of 10 and 100 is
  • 10
  • 100
  • 5
  • All of the above
21 is not co-prime with
  • 3
  • 7
  • 22
  • 24
Which of the following numbers are divisible by 2 ?
  • 64
  • 16
  • 32
  • All of the above
Which of the following numbers are divisible by 2?
  • 63
  • 62
  • 65
  • 61
The factor(s) of 59 is/are
  • 1
  • 59
  • 2
  • None of these
Identify co-prime numbers.
  • (2,3)
  • (3,5)
  • (5,7)
  • All of the above
Co-prime numbers
  • have two factors in common
  • have one factor in common
  • have three factor in common
  • none of these
If a number N is divisible by 2, then which of the following numbers can be at it's units' position.
  • 0
  • 1
  • 2 
  • 4
The composite numbers _________ .
  • has atleast one factors other than itself and 1 
  • has no factor other than 1
  • only A
  • none
21 is co-prime with
  • 3
  • 7
  • 22
  • all of the above
Which of the following numbers are divisible by 5 ?
  • 10
  • 100
  • 1000
  • All of the above
The product of 2×7×3×5 is a .........
  • composite number
  • prime number
  • negative number
  • none of the above
Fundamental theorem of arithmetic is when any .......... greater than 1 is either a prime number or can be written as a unique product of prime numbers.
  • decimal number
  • fraction
  • irrational number
  • integer
Every ........ number can be expressed as a product of prime numbers.
  • composite
  • prime
  • natural
  • irrational
Which of the following numbers are divisible by 3 ?
  • 12
  • 14
  • 20
  • None of the above
Which of the following numbers are divisible by 9 ?
  • 81
  • 99
  • 108
  • All of the above
Which of the following number is divisible by 5?
  • 63
  • 65
  • 64
  • None of the ablove
Which of the following numbers are divisible by 4?
  • 23
  • 1,216
  • 1,200
  • 235
Choose the number divisible by 2.
  • 12907
  • 23484
  • 12971
  • 34987
Which of these numbers are divisible by 2?
  • 1299
  • 2387
  • 2091
  • 3052
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