Question

13. The LCM and HCF of two numbers is 30 and 15. One of those numbers is 10. Find the
second number.​

Answer 1

3 is the second answer

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Answer 2

Answer: hey there,

Step-by-step explanation:

HCF×LCM= PRODUCT OF TWO NUMBERS

LET LCM BE 15 AND HCF BE 30 SO ITS GIVEN THAT ONE OF THE NUMBER BE 10 GIVEN

ALSO LET THE SECOND NUMBER BE x

THEREFORE- HCF×LCM= PRODUCT OF TWO NUMBERS

⇒ 30×15= x×10

⇒ 450 = x × 10

⇒ 450÷10 = x

⇒ 45 = x ∴ THE SECOND NO IS 45

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