Question

The HCF OF TWO NUMBERS IS 12 and their lcm is 72. If one of the number is 36 , find the other number?

Answer 1

a×b = hcf×lcm

36×b=12×72

3b=72

b=24

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Answer 2

Answer:

Step-by-step explanation:

Question:- HCF of two numbers is 12 and their LCM is 72. If one of the number is 24, find the other number.

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Here we will use one formula that is 1st number × 2nd number = HCF × LCM

Given :- HCF = 12

LCM = 72

1st number = 24

To find :- 2nd number

Solution :-

1st number × 2nd number = HCF × LCM

Let the 2nd number be x

24 × x = 12 × 72

➾ 24x = 864

➾ x =

➾ x = 36

∴ 2nd number is 36

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