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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

______ is the only number with one factor.

2 / 25

Find the eighth multiple of 15

3 / 25

LCM ( least common multiple) :

Find LCM of   3 ,  5  and 6

4 / 25

prime factorisation of 120 is

5 / 25

Questions based on Factors (True or False) :

The smallest composite number is 2.

6 / 25

Factors and Multiples : True or False :

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

7 / 25

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

8 / 25

LCM ( least common multiple) :

Find LCM of 28 and 16

9 / 25

Questions based on Factors (True or False) :

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

10 / 25

Factors and Multiples : True or False :

There are 8 prime numbers from 1 to 20.

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LCM ( least common multiple) :

Find LCM of  2 and 3

12 / 25

Which is the 7th multiple of 12?

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Choose the correct answer :

Which of the following is a factor of 45 ?

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HCF ( highest common factor) :

Find HCF of 24,  32,  48

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LCM ( least common multiple) :

Find LCM of  5  and  15

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Choose the correct answer :

Which of the following is not a factor of 32 ?

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Questions based on Factors (True or False) :

4 is the only even prime number.

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LCM ( least common multiple) :

Find LCM of 40 and 24

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The numbers which have only two factors are called ________________.

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The numbers which have more than two factors are called ________________.

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LCM ( least common multiple) :

Find LCM of 25 and 15

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Questions based on Factors (True or False) :

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

 

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HCF ( highest common factor) :

Find HCF of 54 and 36

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HCF ( highest common factor) :

Find HCF of 21 and 14

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Factors and Multiples : True or False :

11 and 12 are twin primes.

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