5 years ago, Tiana won some money in the lottery and put it in a bank account that earns 2% interest compounded monthly. If Tiana currently has 200.00 in the bank account, how much interest has she earned?

解

解

Interest : 19.02

解答ステップ

Translate the problem into an equation:

200 = 180.98254 \dots + I

I

を解く

200 = 180.98254 \dots + I : I = 19.02

Interest : 19.02

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