need help with estimated total

Required information Use the following information for the Exercises below. (Algo) [The following information applies to the questions displayed below.] Felix \& Company reports the following information. \begin{tabular}{|l|l|l|l|l|l|} \hline \multicolumn{2}{|r|}{ High-Low method - Calculation of variable cost per unit } \\ \hline Cost at high point minus cost at low point & $ & 7,200 & Variable cost per unit & $ & 2.00 \\ \hline Volume at high point minus volume at low point & & 3,600 & & \\ \hline \end{tabular}