Respuesta :
[tex] \frac{4}{20} = \frac{1}{5} = 20[/tex]
20% are medium-sized
20% of medium sized jerseys. You would make the total amount as a whole of 100 by multiplying 5. And since you multiplied 20 by 5 you would do the same to 4 which would give you 20. So it would be 20%