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What is the LCM of 12 and 15?

medium MCQ Class 7 · Mathematics · Rational Numbers
  1. 60
  2. 30
  3. 180
  4. 15
Answer
60

The correct answer is 60 — LCM = 2² × 3 × 5 = 60.

Step-by-step solution

  1. 12 = 2² × 3.
  2. 15 = 3 × 5.
  3. LCM = 2² × 3 × 5 = 60.

Concept tested: LCM Calculation

Published · How this solution was prepared and checked

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