please help me with the chart below!

Colt Company produces two skateboard models. Machine time per unit for Hero is two hours and for Flip is one hour. The machine's capacity is 1,820 hours per year. Colt can sell up to 632 units of Hero and 856 units of Flip per year. Selling prices and variable costs follow. (a) Compute the contribution margin per machine hour for each product. \begin{tabular}{|l|l|l|} \hline Contribution margin per unit \\ \hline Contribution margin per machine hour \\ \hline (b) Determine the best sales mix of products. \\ \hline Units produced and sold for most profitable sales mix & \\ \hline Hours required to produce most profitable sales mix & \\ \hline (c) Compute the total contribution margin for the best sales mix. & \\ \hline Units produced for most profitable sales mix & \\ \hline Contribution margin per unit & Flip \\ \hline Total contribution margin & \\ \hline \end{tabular}