<em>1. How much interest will Sara owe? </em>
<em>She will owe 5,966 dollars</em>
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<em>2. How much will the payments be with a seven year agreement?</em>
<em>Sara will pay 21,666 dollars</em>
<h2>Explanation:</h2>The simple interest formula is as follows:
First, converting r percent to r a decimal
Solving our equation:
So Sara will owe in interest the following amount of money:
Finally, answering the questions:
<em>1. How much interest will Sara owe? </em>
<em>She will owe 5,966 dollars</em>
<em></em>
<em>2. How much will the payments be with a seven year agreement?</em>
<em>Sara will pay 21,666 dollars</em>
<h2>Learn more:</h2>Simple interest: brainly.com/question/11911443
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