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Shayan Bari from Kendriya Vidyalaya, Katihar

Subject :IMO Class : Class 7

If the LCM of three numbers is 9570, then their HCF is

A 11
B 12
C 19
D 21

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Ans 1:

Vinayak Iyer from Podar International School Powai, Mumbai

Shayan Bari from Kendriya Vidyalaya, Katihar

HCF = the numbers * LCMBut the product is not given so we cannot determine the HCF.