(LCM) Find the LCM of 6/5, 7/10, 2/25.

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UP Police Constable Re-Exam 2024 Official Paper (Held On: 30 Aug, 2024 Shift 2)
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  1. 41/5
  2. 42/5
  3. 43/5
  4. 44/5

Answer (Detailed Solution Below)

Option 2 : 42/5
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UP Police Constable हिंदी (मॉक टेस्ट)
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Detailed Solution

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Given: Numbers are 6/5, 7/10, 2/25

Concept used:

LCM of fractions = LCM of numerator/ HCF of denominator

Calculation:

LCM of numerators = LCM of (6, 7, 2) ⇒ 6 × 7 = 42 

HCF of denominators = HCF of (5, 10, 25) ⇒ 5

Therefore, 

LCM of fractions = 42/5

Hence, "Option 2" is the correct answer.

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