NCERT Solutions for Class 7 Mathematics Chapter 8
Important NCERT Questions
Class vii Math Chapter 8 Comparing Quantities Exercise 8.2
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 7
In a city, 30% are females, 40% are males and remaining are children. What percent are children?
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Given: Percentage of females = 30%
Percentage of males = 40%
Total percentage of females and males = 30 + 40 = 70%
Percentage of children = Total percentage – Percentage of males and females
= 100% – 70%
= 30%
Hence, 30% are children.
Class 7 Maths Chapter 8 Exercise 8.2