Respuesta :
Given cost of car P= $8,500 ,Interest earned I=$1,020 Time T= 4 years. We need to find rate R%.
Simple Interest can be calculated by the formula I = PTR÷100.
Or, R= [tex]\frac{100 I }{PT}.[/tex]
R = [tex]\frac{(1020)(100)}{(8500)(4)}[/tex]
R= 102000÷34000
R=3
Rate of interest = 3%.