The ratio of girls to boys is 3 to 2 and there are 12 girls and 8 boys in the chorus
How many are girls and how many are boys are in the chorus
From the question, we have the following parameters that can be used in our computation:
The diagram
Where, we have
Girls = 3
Boys = 2
This means that the ratio of girls to boys is 3 to 2
Also, we have
Girls = 3/5 * 20 = 12
Boys = 2/5 * 20 = 8
Hence, there are 12 girls and 8 boys in the chorus