Question

1. a classroom has 18 girls and 12 boys. what is the ratio of girls to boys in simplest form?

Explanation:

Step1: Write initial ratio

$18:12$

Step2: Find GCD of 18 and 12

$\gcd(18,12)=6$

Step3: Divide by GCD to simplify

$\frac{18}{6}:\frac{12}{6}=3:2$

Answer:

$3:2$