Respuesta :

Answer:

D) 9%

Step-by-step explanation:

Simple interest formula:

[tex]I = P*r*t[/tex]

  • Principal (P) -> $2,500
  • interest rate (r) -> r
  • time (t) -> 1 year

Thus:

[tex]225 = 2,500*r*1[/tex]

After clearing the equation:

[tex]r = \frac{9}{100}[/tex], which is 0.09 -> 9%