Respuesta :

cabayless07

Answer:

85%

Step-by-step explanation:

Divide the number of problems gotten right by the total number of problems.

augustrush022807

Sarah got an 85%.

Use this method.

part/whole = %/100

So.

17/20 = x/100

Cross multiply.

17•100=1700

20•x=20x

Divide by 20

1700÷20=85

Therefore the answer is 85%

good job