# algebra

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Hassan deposited \$7,500 into a bank account. At the end of 3 years, the account had earned \$900 in simple interest. What rate of interest did the account earn per year?

• algebra -

900/3 = 300/yr
300/7500 = .04

Or
PRT = I
R = I/PT
R = 900/(7500 * 3)
R = .04 = 4%

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