The HCF of two numbers is 18 and their product is 12960. Their LCM will be

(a) 420   (b) 600   (c) 720   (d) 800

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  1. Class 10
  2. Solutions of Sample Papers for Class 10 Boards

Transcript

Question 10 The HCF of two numbers is 18 and their product is 12960. Their LCM will be (a) 420 (b) 600 (c) 720 (d) 800 We know that HCF × LCM = Product of two numbers 18 × LCM = 12960 LCM = 12960/18 LCM = 720 So, the correct answer is (c)

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.