Question
The LCM of two numbers is 3 times of their HCF. The sum of LCM and HCF is 240. If one of the number is 200, then the other number is:
Solution
LCM = 3 HCF HCF＋3HCF = 240 4HCF = 240 HCF = 60 LCM = 3 × 60 = 180 Second number = (LCM × HCF)/First number => (180 × 60)/200 => 54
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