Respuesta :

Answer: 55.0% decrease
Explanation: 100% =10
100% divided by 10 is 10%
10 divided by 10 is 1
So 1 is 10%
1 divided by 2 = 0.5 Is 10% divided by 2 = 5%
So 4.5 is 45%
100% - 45% = 55%
So there is a 55.0%decrease