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Asked: 2021-03-02T06:43:50+00:00 In:

Radha is drawing a dot Rangoli (a beautiful pattern of lines joining dots with chalk powder as in figure). She has 8 dots in a row. How many dots will her Rangoli have for r rows? How many dots are there if there are 8 rows? If there are 10 rows?

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Radha is drawing a dot Rangoli (a beautiful pattern of lines joining dots with chalk powder as in figure). She has 8 dots in a row. How many dots will her Rangoli have for r rows? How many dots are there if there are 8 rows? If there are 10 rows?

NCERT Solutions for Class 6 Mathematics Chapter 11
Important NCERT Questions
Algebra Chapter 11 Exercise 11.1
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 7

2020-2021algebracbsechapter 11class6mathematicsncert
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    1 Answer

    1. Number of dots in each row = 8 dots
      Number of rows = r
      Therefore, number of dots = 8r
      When there are 8 rows, then number of dots = 8 x 8 = 64 dots
      When there are 10 rows, then number of dots = 8 x 10 = 80 dots

      https://www.tiwariacademy.com/ncert-solutions/class-6/maths/chapter-11/

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