Slide30.JPG

Slide31.JPG

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

Transcript

Ex 8.2, 7 In a city, 30% are females, 40% are males and remaining are children. What percent are children? Percentage of females = 30% Percentage of males = 40% Total Percentage = 100% Percentage of children = ? Now, Total Percentage = Percentage of females + Percentage of males + Percentage of children 100% = 30% + 40% + Percentage of children 100% = 70% + Percentage of children 70% + Percentage of children = 100% Percentage of children = 100% − 70% = 30%

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
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.