Math, asked by Sunilkuhar7522, 8 months ago

If LCM of two numbers 390 and 420 is 54 60 then HCF of two numbers is

Answers

Answered by ojaswa67

8

Answer: formula=

lcm×hcf=product of a and b

5460×hcf=390×420

5460×hcf=163800

hcf=163800/5460

hcf=30

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