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

Which of the following numbers is divisible by $$ 3 $$ ?
  • $$ 50762 $$
  • $$ 42063 $$
  • $$ 52871 $$
  • $$ 37036 $$
A four-digit number $$aabb$$ is divisible by $$55$$. Then possible value(s) of $$b$$ is/are
  • $$0$$ and $$2$$
  • $$2$$ and $$5$$
  • $$0$$ and $$5$$
  • $$7$$
If the sum of digits of a number is divisible by three then the number is always divisible by
  • $$2$$
  • $$3$$
  • $$6$$
  • $$9$$
What are the common factors of numbers $$10$$ and $$12$$?
  • 1,2,3,5
  • 1,4,6
  • 1,2,5,8
  • 1,2
The number that should be added to $$345670$$ in order to make it divisible by $$6$$ is
  • $$2$$
  • $$4$$
  • $$5$$
  • $$6$$
How many numbers between $$9$$ and $$54$$ are exactly divisible by $$9$$ but not by $$3$$
  • $$8$$
  • $$6$$
  • $$5$$
  • None of these
State true or false:
The common factors of $$18$$ and $$24$$ are $$1,2,3,6$$.
  • True
  • False
Write all the composite numbers between $$10$$ and $$35.$$
  • $$7, 12, 14, 15, 16, 17, 20, 21, 22, 24, 25, 26, 27, 28, 30,33$$ and $$34$$
  • $$7, 12, 14, 15, 16, 18, 20, 21, 21, 24, 25, 26, 27, 28, 32, 33$$ and $$34$$
  • $$7, 12, 14, 15, 16, 19, 20, 21, 22, 24, 25, 26, 27, 28, 32, 33$$ and $$34$$
  • None of these
State the following statement is True or False
The common factors of $$75$$ and $$50$$ are $$1,5,25$$
  • True
  • False
State the following statement is True or False
The H.C.F of $$90$$ and $$162$$ is $$18$$.
  • True
  • False
Say true or false:
$$12$$ is factor of  $$36$$.
  • True
  • False
Which one of the following is the largest prime number of three digits?
  • $$997$$
  • $$999$$
  • $$991$$
  • $$993$$
A number is divisible by $$4$$, if the number formed by the digits in ______ places is divisible by $$4.$$
  • units and tens
  • tens and hundreds
  • units
  • units, tens and hundreds
Among the following numbers, number which is divisible by $$5$$ is
  • $$75$$ and $$620$$
  • $$8$$ and $$319$$
  • $$724$$
  • $$89$$ and $$652$$
Which of the following numbers have most number of divisors?
  • $$176$$
  • $$182$$
  • $$99$$
  • $$101$$
What is the H.C.F. of $$4 \times 27 \times 3125, 8 \times 9 \times 25\times 7, 16 \times 81 \times 5 \times 11\times 49?$$
  • $$180$$
  • $$360$$
  • $$540$$
  • $$1260$$
Among the following numbers, number which is divisible by $$2$$ is
  • $$7,907$$
  • $$63,195$$
  • $$72,028$$
  • $$3,451$$
(i) Every prime number is odd.
(ii) The product of any two prime numbers is odd.
Which of the above statements(s) is/are correct? 
  • Statement I alone.
  • Statement II alone.
  • Both statements I and II.
  • Neither statement I nor statement II.
Consider the following statements:
A. The sum of two prime numbers is a prime number. 
B. The product of two prime numbers is a prime number. 
Which of these statements is/are correct ?
  • Neither A nor B
  • A alone
  • B alone
  • Both A and B
HCF of the numbers $$24,36$$ and $$92$$ is 
  • $$24$$
  • $$36$$
  • $$12$$
  • $$4$$
Choose the co-prime numbers from the following pairs:
  • $$7$$ and $$ 63$$
  • $$36$$ and $$25$$
  • $$35$$ and $$21$$
  • $$63$$ and $$81$$
Which of the following statement is true?
  • 1 is the smallest prime number
  • Every prime number is an odd number
  • The sum of two prime numbers is always a prime number
  • None of these
Example for co-prime numbers from the below options is ?
  • $$25, 14$$
  • $$18, 16$$
  • $$9, 18$$
  • $$11, 77$$
HCF of the numbers  120, 144 and 216 is __.
  • $$38$$
  • $$24$$
  • $$120$$
  • $$144$$
Example for co-prime numbers is 
  • $$27,14$$
  • $$18,16$$
  • $$9,18$$
  • $$11,77$$
What is the HCF of  $$24, 36$$ and $$92$$ ?
  • $$24$$
  • $$36$$
  • $$12$$
  • $$4$$
A number which is not a factor of every number is 
  • $$0$$
  • $$1$$
  • $$2$$
  • $$3$$
A number $$\displaystyle a_{1}a_{2}a_{3}a_{4}a_{5}$$ is divisible by 9 if
(i) $$\displaystyle a_{1}+a_{2}+a_{3}+a_{4}+a_{5}$$ is divisible by $$9.$$
(ii) $$\displaystyle a_{1}-a_{2}+a_{3}-a_{4}+a_{5}$$ is divisible by $$9.$$

Which of the above statements is/are correct?
  • only (i)
  • only (ii)
  • both (i) and (ii)
  • neither (i) nor (ii)
A number is divisible by 9 if the sum of the digits in the number is divisible by 3
  • True
  • False
Among the following, which is the largest $$3$$ digit number exactly divisible by $$2$$?
  • $$340$$
  • $$542$$
  • $$848$$
  • $$921$$
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