1. Chapter 8 Class 7 Comparing Quantities
  2. Serial order wise
  3. Ex 8.1

Ex 8.1, 3 - Chapter 8 Class 7 Comparing Quantities

Last updated at Nov. 6, 2018 by

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  1. Chapter 8 Class 7 Comparing Quantities
  2. Serial order wise

    3. Ex 8.1

    Ex 8.2 →
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Transcript

Ex 8.1, 3 Population of Rajasthan = 570 lakhs and population of UP = 1660 lakhs. Area of Rajasthan = 3 lakh km2 and area of UP = 2 lakh km2 (i) How many people are there per km2 in both these States? (ii) Which State is less populated? People per km2 = π‘ƒπ‘œπ‘π‘’π‘™π‘Žπ‘‘π‘–π‘œπ‘›/π΄π‘Ÿπ‘’π‘Ž In Rajasthan, Population = 570 lakhs Area = 3 lakh km2 Ratio = (570 π‘™π‘Žπ‘˜β„Ž)/(3 π‘™π‘Žπ‘˜β„Ž) km2 = 570/3 km2 = 190/1 km2 = 190 people per km2 In UP, Population = 1660 lakhs Area = 2 lakh km2 Ratio = (1660 π‘™π‘Žπ‘˜β„Ž)/(2 π‘™π‘Žπ‘˜β„Ž) km2 = 1660/2 km2 = 840/1 km2 = 840 people per km2 Since in Rajasthan, people per km2 is less Rajasthan is less populated

Chapter 8 Class 7 Comparing Quantities
Serial order wise

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.