The ratio of girls to boys in a school is 5:3. If there are 300 girls, find the number of boys.
The correct option is B: 180
Given: Ratio of girls to boys =5:3
And, the number of girls =300
Let girls be 5x and boys be 3x
∴5x=300 ( Given )
⇒x=3005=60
∴ Number of boys =3x=3×60=180