Compute the Future Value of the Following Invested Amounts at the Specified

Short Answer

Compute the future value of the following invested amounts at the specified periods and interest rates.
$$\begin{array} { l c c c } \text { Item } & \begin{array} { c c c } \text { Invested } \\\text { Amount }\end{array} & \begin{array} { c } \text { Interest } \\\text { Rate }\end{array} & \begin{array} { c } \text { Number } \\\text { of } \\\text { Periods }\end{array} \\\hline\text { a. } & \$ 20,00 & 8 \% &10 \\\text { b. } & \$30,000 & 2 \% & 8 \\\text { c. } & \$ 10,000 & 12 \% & 15\\\end{array}$$