SOLUTION: You invest $4000 at 2.5% simple interest. How many years will it take to earn $1000 in interest?

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Question 920481: You invest $4000 at 2.5% simple interest. How many years will it take to earn $1000 in interest?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
I+prt
1000=4000*0.025*t
1000/100=t
t=10 yrs