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Asked: 2021-03-02T10:08:04+00:00 In:

The weight of 72 books is 9 kg what is the weight of 40 such books?

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NCERT Solutions for Class 6 Mathematics Chapter 12
Important NCERT Questions
Ratio and Proportion Chapter 12 Exercise 12.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 8

2020-2021cbsechapter 12class6mathematicsncertratio and proportion
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    1 Answer

    1. The weight of 72 books = 9 kg

      ∴ The weight of 1 book = 9/72 = 1/8
      ∴ The weight of 40 books = 1/8×40=5kg
      Thus, the weight of 40 books is 5 kg.

      https://www.tiwariacademy.com/ncert-solutions/class-6/maths/chapter-12/

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