calculate the ratio between the LCM and HCF of the number 5,15,and 20 .
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Step-by-step explanation:
LCM (5, 15, 20) = 2∣
5,15,20
2∣
5,15,10
3∣
5,15,5
5∣
5,5,5
∣1,1,1
LCM = 2×2×3×5=60
5=1×5
15=3×5
20=2×2×5
So, HCF (5, 15, 20)=5
HCF
LCM
=
5
60
=12
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