The Frequency Distribution Below Displays the Distribution of Age for a Sample

The frequency distribution below displays the distribution of age for a sample drawn from a community.Finish the table by completing the columns for percentages,and cumulative percentages.
$\begin{array}{|l|l|l|l|}\hline \text { AGE }\\\hline& \text {Cumulative}\\& \text {Percentage}\\\hline \text { ClassIntervals } & \text { Frequency } & \text { Percentage } &\quad\quad\quad\quad\quad\quad \\\hline 10-19 & 9 \\\hline 20-29 & 17 \\\hline 30-39 & 45 \\\hline 40-49 & 56 \\\hline 50-60 & 23 \\\hline 60-69 & 10 \\\hline 70-79 & 8 \\\hline \text { TOTALS } & &\\\hline\end{array}$