SOLUTION: If Sylvia interest $1800 in a simple interest account and earned $84 in 8 months, what is the annual interest rate?

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Question 666510: If Sylvia interest $1800 in a simple interest account and earned $84 in 8 months, what is the annual interest rate?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
I=Prt
84=1800r0.6667
r=84/1200
r=0.07=7%