Respuesta :

Answer:

20%

Step-by-step explanation:

  1. Set up a proportion: [tex]\frac{280}{1400} = \frac{x}{100}[/tex]  
  2. Cross multiply, then divide: 280 × 100 = 28000, 28000 ÷ 1400 = 20
  3. So, 20% were satisfied with their car

I hope this helps!