Question

The ratio of boys to girls is 5:3 there are 80 more boys than girls how many girls are there

Answer 1

Answer: 120

Step-by-step explanation:

              Ratio      Quantity

Boys:        5           80 + x                  

Girls:         3              x

                 $\dfrac{5}{3}=\dfrac{80+x}{x}\\\\\\5x=3(80+x)\\\\5x=240+3x\\\\2x=240\\\\x=120$