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Jeevan Kumar
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Asked: 2020-11-05T03:21:04+00:00 In:

Find the cost of digging a cuboidal pit 8 m long, 6 m broad and 3 m deep at the rate of Rs 30 per m³.

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NCERT Solutions for Class 9 Maths Chapter 13
Important NCERT Questions
Surface Areas and Volumes
NCERT Books for Session 2022-2023
CBSE Board, UP Board and Other state Boards
EXERCISE 13.5
Page No:228
Questions No:4

2020-2021cbsechapter 13class 9mathematicsncertsurface areas and volumes
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    2 Answers

    1. Get Hindi Medium and English Medium NCERT Solution for Class 9 Maths to download.
      Please follow the link to visit website for first and second term exams solutions.
      https://www.tiwariacademy.com/ncert-solutions/class-9/maths/chapter-13/

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    2. Best Answer

      Length of cuboidal pit l = 8 m, breadth b = 6 m and height h = 3 m.
      Volume of cuboidal pit = lbh = 8 × 6 × 3 = 144 m³
      Cost of digging at the rate of Rs 30 per m³ = Rs 144 × 30 = Rs 4320
      Hence, the cost of digging the cuboidal pit is Rs 4320.

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