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Question 3 - CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard - Solutions of Sample Papers for Class 10 Boards

Last updated at Dec. 16, 2024 by Teachoo

The LCM of smallest two digit composite number and smallest composite number is

(a) 12                 (b) 4              (c) 20            (d) 44

Transcript

Question 3 The LCM of smallest two digit composite number and smallest composite number is (a) 12 (b) 4 (c) 20 (d) 44 Prime numbers are 2, 3, 5, 7, …. Composite numbers are 4, 6, 8, 10, 12, …. Therefore, Smallest Composite number is 4 Smallest two digit composite number is 10 Finding LCM of 4 and 10 So, LCM = 2 × 2 × 5 = 20 ∴ Correct answer is (c) - 20
  1. Class 10
  2. Solutions of Sample Papers for Class 10 Boards

    3. CBSE Class 10 Sample Paper for 2020 Boards - Maths Standard

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo