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Tommy inherited some money from his grandfather and put it in a bank account that earns 8% interest compounded quarterly. After 7 years, Tommy had 700.00 in the bank account. How much interest did he earn?

Solution

Solution

Interest : 297.94

Solution steps

Translate the problem into an equation:

700 = \frac{4 ^{28} \cdot 25}{4.4805 E 15} + I

Solve for

I, 700 = \frac{4 ^{28} \cdot 25}{4.4805 E 15} + I : I = 297.94

Interest : 297.94

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