The product of two numbers is 180 and their LCM is 60. What is their HCF?
A3
B5
C6
D10
Explanation
HCF * LCM = Product of numbers => HCF * 60 = 180 => HCF = 180 / 60 = 3.
Exam Relevance
- Topic: Number System
- Subtopic: HCF and LCM Relation
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