CBSE Questions for Class 6 Maths Playing With Numbers Quiz 9 - MCQExams.com

Find the number divisible by $$3$$.
  • $$602$$
  • $$563$$
  • $$991$$
  • $$753$$
How many of the prime factors of $$30$$ are greater than $$2$$? 
  • One
  • Two
  • Three
  • Four
  • Five
What is the largest $$3$$ digit number exactly divisible by $$3$$?
  • $$972$$
  • $$990$$
  • $$996$$
  • $$993$$
Which number is divisible by $$9$$?
  • $$863$$
  • $$932$$
  • $$752$$
  • $$837$$
What is the number that should be added to $$27549$$ to make it exactly divisible by $$3$$?
  • $$0$$
  • $$2$$
  • $$4$$
  • $$5$$
Find the number of prime numbers between 301 and 320?
  • 6
  • 5
  • 4
  • 3
Every composite number has _____________.
  • no prime divisor
  • one and only one prime divisor
  • atleast one prime divisor
  • atleast two prime divisor
Find all of the factors of $$47$$.
  • 1
  • 17
  • 23
  • 47
What is the largest odd number that is a factor of $$860$$?
  • $$143$$
  • $$115$$
  • $$215$$
  • $$243$$
What smallest number should be added to 4456 so that the sum is completely divisible by 6?
  • $$4$$
  • $$3$$
  • $$2$$
  • $$1$$
  • None of these
Find $$HCF$$ by finding factors : $$75, 79$$ and $$89$$
  • $$2$$
  • $$3$$
  • $$1$$
  • $$4$$
Find $$HCF$$ by finding factors:
$$6$$ and $$8$$.
  • $$4$$
  • $$6$$
  • $$2$$
  • $$8$$
A $$3$$-digit number 'cba' is divisible by $$9$$ if _____ .
  • $$a+2b+c$$ is divisible by $$9$$
  • $$2a+b+c$$ is divisible by $$9$$
  • $$a+b+2c$$ is divisible by $$9$$
  • $$a+b+c$$ is divisible by $$9$$
How many one digit numbers are divisible by $$2$$
  • $$1$$
  • $$4$$
  • $$5$$
  • $$6$$
Sum of factors of $$78$$ are ________.
  • $$168$$
  • $$170$$
  • $$167$$
  • $$189$$
The number which have only two factors $$(1$$ and the number itself) are called as ________.
  • Composite
  • Even
  • Prime
  • None of these
Which of the following pair of numbers is co-prime?
  • $$(17, 15)$$
  • $$(10, 16)$$
  • $$(20, 24)$$
  • $$(31, 62)$$
Choose the correct answers from the alternatives given.
$$9^6$$ -  11 when divided by 8 would leave a remainder of _______________.
  • 0
  • 6
  • 2
  • 3
Which of the following is a pair of co-primes?
  • $$(14, 35)$$
  • $$(18, 25)$$
  • $$(31,93)$$
  • $$(32, 62)$$
Which of the following is perfect number ?
  • $$6$$
  • $$7$$
  • $$8$$
  • $$9$$
The number of prime numbers between $$1 \ and \ 10$$ is
  • $$12$$
  • $$4$$
  • $$3$$
  • $$2$$
Find the HCF of $$25$$ and $$30$$.
  • $$25$$
  • $$6$$
  • $$1$$
  • $$5$$
Choose the composite numbers from the following numbers $$87, 67, 45, 34, 23, 27, 33$$.
  • $$45, 87, 34, 27, 33$$
  • $$45, 87, 67, 33$$
  • $$33, 27, 23, 34$$
  • All the above
  • None of these
Which of the following numbers is divisible by $$3$$?
  • $$561$$
  • $$467$$
  • $$233$$
  • None of these
Factor of 30 are :
  • 2,3,5
  • 1,2,3,5,16
  • 1,2,3,10,15
  • 1,2,3,5,6
Find the factors of $$15$$ using multiplication.
  • $$1,3,5,7,15$$
  • $$1,2,3,5,15$$
  • $$1,5,7,15$$
  • $$1,3,5,15$$
Which of the pairs are co-primes ?
  • $$15$$ and $$33$$
  • $$24$$ and $$29$$
  • $$17$$ and $$19$$
  • All of above
How many prime numbers are there in the following series.
$$1,2,7,9,13,15,21,23,27,29$$
  • 7
  • 6
  • 5
  • 4
Which of the following is a prime number 
  • 391
  • 899
  • 621
  • 199
The factor of 45 is 
  • 10
  • 4
  • 5
  • 6
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