Respuesta :

Answer:

35%

Step-by-step explanation:

Here's one way to think of it:

20/20 is 100%

20/20 divided by 20 = 1/20  

100% divided by 20 = 5%

This means each question is 5%

Since Jason earned a 7/20, 7 times 5 = 35

Jason got a 35%

Hope this helps!