Q.7.    In a city, 30% are females, 40% are males and remaining are children. What per cent are children?
 

Answers (1)
M manish

Given that,
30 % are female and 
40 % are males
Total percentage of females and males 
= 30 % + 40% = 70%
Therefore, Percentage of children 
= (100% -70%) = 30 %

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