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The LCM of two numbers is 1200. Show that the HCF of these numbers cannot be 500. Why ?

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Question

The LCM of two numbers is 1200. Show that the HCF of these numbers cannot be 500. Why ?

Numerical
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Solution

If the LCM of two numbers is 1200 then, it is not possible to have their HCF equals to 500.

Since, HCF must be a factor of LCM, but 500 is not a factor of 1200.

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Chapter 1: Real Numbers - EXERCISE 1E [Page 38]

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R.S. Aggarwal Mathematics [English] Class 10
Chapter 1 Real Numbers
EXERCISE 1E | Q 17. | Page 38
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