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Question

The Sum of the LCM and the HCF of the numbers 90 and 150 is?
  1. 480

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Solution

The correct option is A 480
90=2×3×3×5
150=2×3×5×5
HCF (90,150)=2×3×5=30
LCM (90,150)=2×3×3×5×5=450
Sum of the LCM and the HCF =450+30=480

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