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Questions: Algebra BusinessCalculus
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If $10240.00\(\displaystyle dollars is invested at 3.0% simple interest for 21 years, how much interest is earned and what is the new account balance?
\)Using \(\displaystyle I = P\cdot r \cdot t = (10240)(0.030)(21) = 6451.20\). The account balance is \(\displaystyle P + I = 10240 + 6451.2 = 16691.20\)
\begin{question}If \$10240.00$ dollars is invested at 3.0\% simple interest for 21 years, how much interest is earned and what is the new account balance?
\soln{9cm}{Using $I = P\cdot r \cdot t = (10240)(0.030)(21) = 6451.20$. The account balance is $P + I = 10240 + 6451.2 = 16691.20$}
\end{question}
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\begin{document}\begin{question}(10pts) The question goes here!
\soln{9cm}{The solution goes here.}
\end{question}\end{document}<p> <p>If $10240.00 <img class="equation_image" title=" \displaystyle dollars is invested at 3.0% simple interest for 21 years, how much interest is earned and what is the new account balance? </p> " src="/equation_images/%20%5Cdisplaystyle%20%20dollars%20is%20invested%20at%203.0%26%2337%3B%20simple%20interest%20for%2021%20years%2C%20how%20much%20interest%20is%20earned%20and%20what%20is%20the%20new%20account%20balance%3F%20%3C/p%3E%20" alt="LaTeX: \displaystyle dollars is invested at 3.0% simple interest for 21 years, how much interest is earned and what is the new account balance? </p> " data-equation-content=" \displaystyle dollars is invested at 3.0% simple interest for 21 years, how much interest is earned and what is the new account balance? </p> " /> </p>
<p> <p>Using <img class="equation_image" title=" \displaystyle I = P\cdot r \cdot t = (10240)(0.030)(21) = 6451.20 " src="/equation_images/%20%5Cdisplaystyle%20I%20%3D%20P%5Ccdot%20r%20%5Ccdot%20t%20%3D%20%2810240%29%280.030%29%2821%29%20%3D%206451.20%20" alt="LaTeX: \displaystyle I = P\cdot r \cdot t = (10240)(0.030)(21) = 6451.20 " data-equation-content=" \displaystyle I = P\cdot r \cdot t = (10240)(0.030)(21) = 6451.20 " /> . The account balance is <img class="equation_image" title=" \displaystyle P + I = 10240 + 6451.2 = 16691.20 " src="/equation_images/%20%5Cdisplaystyle%20P%20%2B%20I%20%3D%2010240%20%2B%206451.2%20%3D%2016691.20%20" alt="LaTeX: \displaystyle P + I = 10240 + 6451.2 = 16691.20 " data-equation-content=" \displaystyle P + I = 10240 + 6451.2 = 16691.20 " /> </p> </p>