destinyflores0 destinyflores0

18-08-2022
Mathematics

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Sasha invested money in her bank account. She had a principal, P, of $100 in her account at the beginning of the period, which increased at a rate, r, of 0.15 per year. At the end of the period, she had interest, I, of $120 in her account. Use the simple interest formula 1 = Prt, to solve for the time, t, in months that it took to earn this amount.

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