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Class 4 MATH – FACTORS & MULTIPLES

FACTORS AND MULTIPLES : Revision Test

Note : Parental/Teacher Guidance recommended

  • This is a revision test.
  • This test will have different set of 25 questions each time.
  • You will get a certificate once you score 100%.
  • Certificate can be downloaded from the result page.

1 / 25

Factors and Multiples : True or False :

Number of factors for a given number are fixed.

2 / 25

Choose the correct answer :

Which of the following is not a factor of 32 ?

3 / 25

Which number is a factor of every number?

4 / 25

I am a multiple of 5 between 26 and 32. Who am I?

5 / 25

The numbers which have only two factors are called ________________.

6 / 25

Factors and Multiples : True or False :

Multiples Which are common to two or more numbers are called common multiples.

7 / 25

Factors and Multiples : True or False :

11 and 12 are twin primes.

8 / 25

HCF ( highest common factor) :

Find HCF of 18 and 12

9 / 25

LCM ( least common multiple) :

Find LCM of 21 and 14

10 / 25

HCF ( highest common factor) :

Find HCF of 25 and 15

11 / 25

LCM ( least common multiple) :

Find LCM of 25 and 15

12 / 25

prime factorisation of 24 is

13 / 25

HCF ( highest common factor) :

Find HCF of  8,  12  and  20

14 / 25

Questions based on Factors (True or False) :

When difference of two prime numbers is 2 , they are called Twin Primes.

 

15 / 25

Choose the correct answer :

The largest factor of any number is______.

16 / 25

HCF ( highest common factor) :

Find HCF of  6  and  24

17 / 25

HCF ( highest common factor) :

Find HCF of 28 and 16

18 / 25

The product of LCM and HCF of any two natural numbers is equal to_______ of the numbers.

19 / 25

Find the tenth multiple of 12

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LCM ( least common multiple) :

Find LCM of  2 and 3

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Factors and Multiples : True or False :

Number of factors of any number are always one more than the number.

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LCM ( least common multiple) :

Find LCM of  12  and  6

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HCF ( highest common factor) :

Find HCF of 21 and 14

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Questions based on Factors (True or False) :

A factor of a non – zero number is either less than or equal to the number.

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HCF ( highest common factor) :

Find HCF of 54 and 36

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