Question

Find the HCF and LCM of 30, 60 and 75 by Prime factorisation method-
(Ans HCF= 15, LCM= 300)​

Answer 1

Answer:

HCF= 15

LCM= 600

Explanation:

30= 2×3×5

60= 2×2×3×5

75= 3×5×5

Now, HCF (30,60,75) = 3×5= 15

And, LCM (30,60,75) = 2×2×2×3×5×5= 600

Answer 2

Answer:

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