In 1967 a 30-second super bowl commercial cost 40,000. In 2000 a 30-second commercial cost 1,800,000. What was the percent of change in the cost of a commercial

Respuesta :

4400% increase

1800000-40000/40000 = x/100

1760000/40000 = x/100

176*25/4*25 = x/100

X= 4400% increase