contestada

18 YEARS AGO MIKE STARTED HIS
SAVINGS ACCOUNT WITH $4,500.00 From
THE SALE OF HIS CAR TODAY, MIKE'S
ACCOUNT HAS*23,400.00
WHAT IS THE INTEREST RATE ON THIS
ACCOUNT?

Respuesta :

Answer:

23.3%

Step-by-step explanation:

Formula: I=PRT (Interest=Principal*Rate*Time)

I=23400-4500=18900

18900=4500*R*18

18900=81000R

R=18900/81000=0.233... Rounds to 23.3%

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