Question

Ravi class has 18 boys and 12 girls.what is its percentage composition​

Answer 1

Answer:

%of boys =18/30 ×100=60%

% of girl =12/30×100=40%

Answer 2

The percentage composition​ of boys is 60%.

The percentage composition​ of girls is 40%.

Step-by-step explanation:

Given : Ravi class has 18 boys and 12 girls.

To find : What is its percentage composition​ ?

Solution :

Number of boys = 18

Number of girls = 12

Total number of person = 18 +12= 30

Now, the percentage composition​ of boys is

$P_B=\frac{18}{30}\times 100$

$P_B=60\%$

The percentage composition​ of girls is

$P_G=\frac{12}{30}\times 100$

$P_G=40\%$

#Learn more

A class has 30 boys and 25 girls . What is the percentage of boys in the class?

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