Question

Find H.C.F. : 40, 45, 48​

Answer 1

Answer:

refer to the attachment

Answer 2

HCF of 40 , 45 , 48 is 1

Given :

The numbers 40 , 45 , 48

To find :

HCF of 40 , 45 , 48

Solution :

Step 1 of 3 :

Write down the given numbers

The given numbers are 40 , 45 , 48

Step 2 of 3 :

Prime factorise the given numbers

40 = 2 × 2 × 2 × 5

45 = 3 × 3 × 5

48 = 2 × 2 × 2 × 2 × 3

Step 3 of 3 :

Find HCF of 63, 105 and 147

We know that for the given two or more numbers HCF is the greatest number that divides each of the numbers

Hence the required HCF

= HCF of 40 , 45 , 48

= 1

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