Find the LCM of\(\frac{1}{4}\)\(\frac{1}{5}\) and \(\frac{5}{6}\)?

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UP Police SI (दरोगा) Previous Paper 11 (Held On: 13 Dec 2017 Shift 2)
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  1. 10
  2. 5
  3. \(\dfrac{1}{6}\)
  4. \(\dfrac{1}{30}\)

Answer (Detailed Solution Below)

Option 2 : 5
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Detailed Solution

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Given, 

1/4, 1/5 and 5/6 

Concept used, 

LCM of fraction = LCM of Numerator/ HCF of Denominator 

Calculation

 LCM = LCM of (1,1,5)/ HCF of (4,5,6)

LCM = 5/1

LCM = 5 

∴ The LCM = 5 

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