Math, asked by drishtiprajapat706, 15 days ago

The LCM of 2 numbers is 14 times their HCF.
The sum of LCM and HCF is 600.​

Answers

Answered by samriddhipal5
1

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Answered by Anonymous
3

Correct Question :

  • The LCM of two numbers is 14 times their HCF. The sum of LCM and HCF is 600. if one number is 280,then find other number

Answer :

  • Other number is 8

Given :

  • The LCM of two number is 14 times their HCF
  • The sum of LCM and HCF is 600
  • One number is 280

To find :

  • Other number

Solution :

  • Let the HCF be x

Given, The LCM of two numbers is 14 times their HCF so,

  • LCM be 14x

According to question :

The sum of LCM and HCF is 600 so,

x + 14x = 600

➟ 15x = 600

➟ x = 600/15

x = 40

  • HCF = x = 40
  • LCM = 14x = 14(40) = 560

Finding the other number :

And also Given, one number is 280 so,

  • Other number be x

  • LCM × HCF = one number × other number

➟ 560 × 40 = 280 × x

➟ x = 560 × 40 / 280

➟ x = 22400/280

x = 80

Hence , Other number is 80.

Verification :

➟ x + 14x = 600

➟ 40 + 14(40) = 600

➟ 40 + 560 = 600

600 = 600

Hence , Verified

➟ 560 × 40 = 280 × x

➟ 560 × 40 = 280 × 80

22400 = 22400

Hence , Verified

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