1. Chapter 3 Class 6 Playing with Numbers
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  3. Ex 3.5
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Question 1 (d) - Ex 3.5 - Chapter 3 Class 6 Playing with Numbers

Last updated at Dec. 16, 2024 by Teachoo

Transcript

Ex 3.5, 1 Which of the following statements are true? (d) If a number is divisible by 9 and 10 both, then it must be divisible by 90.We know that If a number is divisible by two co-prime numbers, it is divisible their product Checking whether 9 & 10 are co-prime Factors of 9 are 1, 3, 9 Factors of 10 are 1, 2, 5, 10 Since common factor is 1 ∴ 9 & 10 are co-prime So, if a number divisible by 9 and 10 both, then it must be divisible by it product 90 as well ∴ True.
  1. Chapter 3 Class 6 Playing with Numbers
  2. Serial order wise

    3. Ex 3.5

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Ex 3.6 →
Chapter 3 Class 6 Playing with Numbers
Serial order wise

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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