Respuesta :

Answer:

the answer is $151.56

Step-by-step explanation:

our formula of interest is I = PxRxT

P (principal) = 421

R (rate) = 4%  (we have to turn it into a decimal which is 0.04)

T (time) = 9 years

so :

I = 421 x 0.04 x 9

I = 151.56

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