In a city, 30% are females, 40% are males and remaining are children. What percent are children?

Solution:

The total percentage is equal to 100%.

Out of 100%,

30% are females, 40% are males and the remaining are children.

So, the percentage of children = 100% - (Percentage of females + Percentage of males)

100% - (30% + 40%)

100% - 30% - 40% = 30%

☛ Check: NCERT Solutions for Class 7 Maths Chapter 8

Video Solution:

In a city, 30% are females, 40% are males and remaining are children. What percent are children?

Class 7 Maths NCERT Solutions Chapter 8 Exercise 8.2 Question 7

Summary:

In a city, 30% are females, 40% are males and remaining are children. The percentage of children is 30%.

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