A class has a ratio of girls to total students that is 5 to 8 there are 24 total kids how many boys

Question

How many boys are in the classroom if the there 24 total kids and a ratio of 5girls to 8 total students 

Answer 1

G= Number of girls

T= total No. of kids

B = No. of boys

B = T - G

Given G/T = 5/8 = G/ ( B + G) = G/ 24

or G = 5*24/8 =15

No. of girls = 15

No. of Boys = 9